diff --git a/docs/404.html b/docs/404.html
index 2fa16c1..afd240c 100644
--- a/docs/404.html
+++ b/docs/404.html
@@ -51,16 +51,6 @@
 <link href="libs/anchor-sections-1.1.0/anchor-sections.css" rel="stylesheet" />
 <link href="libs/anchor-sections-1.1.0/anchor-sections-hash.css" rel="stylesheet" />
 <script src="libs/anchor-sections-1.1.0/anchor-sections.js"></script>
-  
-<!-- Global site tag (gtag.js) - Google Analytics -->
-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
-<script>
-  window.dataLayer = window.dataLayer || [];
-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
-
-  gtag('config', '{MeasurementID}');
-</script>
 
 
 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="page-not-found" class="section level1">
 <h1>Page not found</h1>
diff --git a/docs/about-the-authors.html b/docs/about-the-authors.html
index d35d505..f5087ef 100644
--- a/docs/about-the-authors.html
+++ b/docs/about-the-authors.html
@@ -51,16 +51,6 @@
 <link href="libs/anchor-sections-1.1.0/anchor-sections.css" rel="stylesheet" />
 <link href="libs/anchor-sections-1.1.0/anchor-sections-hash.css" rel="stylesheet" />
 <script src="libs/anchor-sections-1.1.0/anchor-sections.js"></script>
-  
-<!-- Global site tag (gtag.js) - Google Analytics -->
-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
-<script>
-  window.dataLayer = window.dataLayer || [];
-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
-
-  gtag('config', '{MeasurementID}');
-</script>
 
 
 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="about-the-authors" class="section level1 unnumbered hasAnchor">
 <h1>About the Authors<a href="about-the-authors.html#about-the-authors" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/anvil-workspace.html b/docs/anvil-workspace.html
index 8ac128e..ba02c6f 100644
--- a/docs/anvil-workspace.html
+++ b/docs/anvil-workspace.html
@@ -51,16 +51,6 @@
 <link href="libs/anchor-sections-1.1.0/anchor-sections.css" rel="stylesheet" />
 <link href="libs/anchor-sections-1.1.0/anchor-sections-hash.css" rel="stylesheet" />
 <script src="libs/anchor-sections-1.1.0/anchor-sections.js"></script>
-  
-<!-- Global site tag (gtag.js) - Google Analytics -->
-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
-<script>
-  window.dataLayer = window.dataLayer || [];
-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
-
-  gtag('config', '{MeasurementID}');
-</script>
 
 
 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="anvil-workspace" class="section level1 hasAnchor borrowed_chunk" number="11">
 <h1><span class="header-section-number">Chapter 11</span> AnVIL Workspace<a href="anvil-workspace.html#anvil-workspace" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/assets/AnVIL_style/anvil.css b/docs/assets/AnVIL_style/anvil.css
deleted file mode 100755
index 091f5f3..0000000
--- a/docs/assets/AnVIL_style/anvil.css
+++ /dev/null
@@ -1,48 +0,0 @@
-
-/* AnVIL style */
-/* Things below this comment are AnVIL customizations */
-
-.trapezoid {
-  width: 132px;
-  text-align: center;
-  position: relative;
-    left: 10px;
-  border-right: 50px solid #012d72;
-  border-bottom: 50px solid #dbdbdb;
-  border-left: 50px solid #012d72;
-  box-sizing: content-box;
-}
-.trapezoid span {
-  position: absolute;
-  top: 8px;
-  bottom: 5px;
-  left: 5%;
-  color: #dbdbdb;
-}
-
-/* Module chunk shading --------------------------------------------*/
-div.borrowed_chunk {
-  padding: 1em;
-  margin: 1em 0;
-  min-height: 120px;
-  background-repeat: no-repeat;
-  background-color: #eff7fe;
-}
-
-.hero-image-container {
-  height: 100px;
-}
-
-.page-inner {
-  padding-top: 60px !important;
-}
-
-.book .book-body .page-wrapper .page-inner section.normal h1,
-.book .book-body .page-wrapper .page-inner section.normal h2,
-.book .book-body .page-wrapper .page-inner section.normal h3,
-.book .book-body .page-wrapper .page-inner section.normal h4,
-.book .book-body .page-wrapper .page-inner section.normal h5,
-.book .book-body .page-wrapper .page-inner section.normal h6 {
-    margin-top: 1em;
-    margin-bottom: 1em;
-}
diff --git a/docs/assets/AnVIL_style/dasl_thin_main_image.png b/docs/assets/AnVIL_style/dasl_thin_main_image.png
deleted file mode 100644
index 2884072..0000000
Binary files a/docs/assets/AnVIL_style/dasl_thin_main_image.png and /dev/null differ
diff --git a/docs/assets/AnVIL_style/logo-anvil.png b/docs/assets/AnVIL_style/logo-anvil.png
deleted file mode 100644
index 83c7b67..0000000
Binary files a/docs/assets/AnVIL_style/logo-anvil.png and /dev/null differ
diff --git a/docs/assets/GDSCN_style/dasl_thin_main_image.png b/docs/assets/GDSCN_style/dasl_thin_main_image.png
new file mode 100644
index 0000000..e147f89
Binary files /dev/null and b/docs/assets/GDSCN_style/dasl_thin_main_image.png differ
diff --git a/docs/assets/GDSCN_style/gdscn.css b/docs/assets/GDSCN_style/gdscn.css
new file mode 100755
index 0000000..9684f7f
--- /dev/null
+++ b/docs/assets/GDSCN_style/gdscn.css
@@ -0,0 +1,99 @@
+
+/* GDSCN style */
+/* Change colors to match GDSCN logo */
+/* Things below this comment are GDSCN customizations */
+
+.hero-image-container {
+  height: 100px;
+}
+
+.page-inner {
+  padding-top: 60px !important;
+}
+
+.book .book-body .page-wrapper .page-inner section.normal h1,
+.book .book-body .page-wrapper .page-inner section.normal h2,
+.book .book-body .page-wrapper .page-inner section.normal h3,
+.book .book-body .page-wrapper .page-inner section.normal h4,
+.book .book-body .page-wrapper .page-inner section.normal h5,
+.book .book-body .page-wrapper .page-inner section.normal h6 {
+    margin-top: 1em;
+    margin-bottom: 1em;
+}
+
+:root {
+  --highlight-txt-color: #73b263;
+  --main-txt-color: #274731;
+}
+
+.trapezoid {
+  width: 132px;
+  text-align: center;
+  position: relative;
+    left: 10px;
+  border-right: 50px solid --main-txt-color;
+  border-bottom: 50px solid #dbdbdb;
+  border-left: 50px solid --main-txt-color;
+  box-sizing: content-box;
+}
+.trapezoid span {
+  position: absolute;
+  top: 8px;
+  bottom: 5px;
+  left: 5%;
+  color: #dbdbdb;
+}
+
+/* Module chunk shading --------------------------------------------*/
+div.borrowed_chunk {
+  padding: 1em;
+  margin: 1em 0;
+  min-height: 120px;
+  background-repeat: no-repeat;
+  background-color: #eff7fe;
+}
+
+.book .book-body .page-wrapper .page-inner section.normal a {
+  color: var(--highlight-txt-color);
+}
+
+.title {
+  color: var(--main-txt-color);
+}
+
+.section.level1 > p:first-of-type:first-letter { /*drop cap for first p beneath level 1 headers only within class .section*/
+  color: var(--main-txt-color);
+}
+
+.book .book-summary a {
+  color: var(--main-txt-color);
+}
+
+/* all TOC list items, basically */
+.book .book-summary ul.summary li a,
+.book .book-summary ul.summary li span {
+  color: var(--main-txt-color);
+}
+
+.summary a:hover {
+  color: var(--highlight-txt-color) !important;
+}
+
+.book .book-summary ul.summary li.active>a { /*active TOC links*/
+  color: var(--highlight-txt-color) !important;
+  border-color: var(--highlight-txt-color);
+}
+
+.trapezoid {
+  border-right: 50px solid var(--main-txt-color);
+  border-left: 50px solid var(--main-txt-color);
+}
+
+div.notice, div.dictionary, div.reflection {
+  border: 4px var(--highlight-txt-color);
+  border-style: solid;
+}
+
+.footer {
+  color: var(--main-txt-color);
+}
diff --git a/docs/assets/GDSCN_style/logo-gdscn.png b/docs/assets/GDSCN_style/logo-gdscn.png
new file mode 100644
index 0000000..b4c22da
Binary files /dev/null and b/docs/assets/GDSCN_style/logo-gdscn.png differ
diff --git a/docs/background.html b/docs/background.html
index da95591..e8f48cc 100644
--- a/docs/background.html
+++ b/docs/background.html
@@ -51,16 +51,6 @@
 <link href="libs/anchor-sections-1.1.0/anchor-sections.css" rel="stylesheet" />
 <link href="libs/anchor-sections-1.1.0/anchor-sections-hash.css" rel="stylesheet" />
 <script src="libs/anchor-sections-1.1.0/anchor-sections.js"></script>
-  
-<!-- Global site tag (gtag.js) - Google Analytics -->
-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
-<script>
-  window.dataLayer = window.dataLayer || [];
-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
-
-  gtag('config', '{MeasurementID}');
-</script>
 
 
 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="background" class="section level1 hasAnchor" number="1">
 <h1><span class="header-section-number">Chapter 1</span> Background<a href="background.html#background" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/billing.html b/docs/billing.html
index 12a8846..a845ce7 100644
--- a/docs/billing.html
+++ b/docs/billing.html
@@ -51,16 +51,6 @@
 <link href="libs/anchor-sections-1.1.0/anchor-sections.css" rel="stylesheet" />
 <link href="libs/anchor-sections-1.1.0/anchor-sections-hash.css" rel="stylesheet" />
 <script src="libs/anchor-sections-1.1.0/anchor-sections.js"></script>
-  
-<!-- Global site tag (gtag.js) - Google Analytics -->
-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
-<script>
-  window.dataLayer = window.dataLayer || [];
-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
-
-  gtag('config', '{MeasurementID}');
-</script>
 
 
 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="billing" class="section level1 hasAnchor" number="5">
 <h1><span class="header-section-number">Chapter 5</span> Billing<a href="billing.html#billing" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/checklist-for-running-activities-on-anvil.html b/docs/checklist-for-running-activities-on-anvil.html
index 06936b6..9048ee6 100644
--- a/docs/checklist-for-running-activities-on-anvil.html
+++ b/docs/checklist-for-running-activities-on-anvil.html
@@ -51,16 +51,6 @@
 <link href="libs/anchor-sections-1.1.0/anchor-sections.css" rel="stylesheet" />
 <link href="libs/anchor-sections-1.1.0/anchor-sections-hash.css" rel="stylesheet" />
 <script src="libs/anchor-sections-1.1.0/anchor-sections.js"></script>
-  
-<!-- Global site tag (gtag.js) - Google Analytics -->
-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
-<script>
-  window.dataLayer = window.dataLayer || [];
-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
-
-  gtag('config', '{MeasurementID}');
-</script>
 
 
 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="checklist-for-running-activities-on-anvil" class="section level1 hasAnchor" number="7">
 <h1><span class="header-section-number">Chapter 7</span> Checklist for Running Activities on AnVIL<a href="checklist-for-running-activities-on-anvil.html#checklist-for-running-activities-on-anvil" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/data-1.html b/docs/data-1.html
index 9faaff9..f30e9af 100644
--- a/docs/data-1.html
+++ b/docs/data-1.html
@@ -51,16 +51,6 @@
 <link href="libs/anchor-sections-1.1.0/anchor-sections.css" rel="stylesheet" />
 <link href="libs/anchor-sections-1.1.0/anchor-sections-hash.css" rel="stylesheet" />
 <script src="libs/anchor-sections-1.1.0/anchor-sections.js"></script>
-  
-<!-- Global site tag (gtag.js) - Google Analytics -->
-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
-<script>
-  window.dataLayer = window.dataLayer || [];
-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
-
-  gtag('config', '{MeasurementID}');
-</script>
 
 
 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="data-1" class="section level1 hasAnchor borrowed_chunk" number="4">
 <h1><span class="header-section-number">Chapter 4</span> Data<a href="data-1.html#data-1" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/exploring-soil-testing-data-with-r.html b/docs/exploring-soil-testing-data-with-r.html
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@@ -133,7 +123,7 @@
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 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
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 <body>
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 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
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@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="exploring-soil-testing-data-with-r" class="section level1 hasAnchor" number="13">
 <h1><span class="header-section-number">Chapter 13</span> Exploring Soil Testing Data With R<a href="exploring-soil-testing-data-with-r.html#exploring-soil-testing-data-with-r" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/getting-credit-for-professional-development.html b/docs/getting-credit-for-professional-development.html
index 0982d2a..14f748d 100644
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@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="getting-credit-for-professional-development" class="section level1 hasAnchor" number="10">
 <h1><span class="header-section-number">Chapter 10</span> Getting Credit for Professional Development<a href="getting-credit-for-professional-development.html#getting-credit-for-professional-development" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/index.html b/docs/index.html
index 1fbfc4c..f625fdc 100644
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+++ b/docs/index.html
@@ -51,16 +51,6 @@
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@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="header">
 <h1 class="title">BioDIGS in the Classroom: Exploring Soil Data</h1>
diff --git a/docs/notes-for-instructors.html b/docs/notes-for-instructors.html
index 34d1e8e..45a5648 100644
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 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="notes-for-instructors" class="section level1 hasAnchor" number="6">
 <h1><span class="header-section-number">Chapter 6</span> Notes for Instructors<a href="notes-for-instructors.html#notes-for-instructors" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/references.html b/docs/references.html
index 1be01cd..2d1d77a 100644
--- a/docs/references.html
+++ b/docs/references.html
@@ -51,16 +51,6 @@
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-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
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-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
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-  gtag('config', '{MeasurementID}');
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 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="references" class="section level1 hasAnchor" number="14">
 <h1><span class="header-section-number">Chapter 14</span> References<a href="references.html#references" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/research-team.html b/docs/research-team.html
index a736554..5941da4 100644
--- a/docs/research-team.html
+++ b/docs/research-team.html
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-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
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 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="research-team" class="section level1 hasAnchor" number="2">
 <h1><span class="header-section-number">Chapter 2</span> Research Team<a href="research-team.html#research-team" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/setting-up-billing-on-anvil.html b/docs/setting-up-billing-on-anvil.html
index 63b38d5..88a2317 100644
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@@ -51,16 +51,6 @@
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 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="setting-up-billing-on-anvil" class="section level1 hasAnchor" number="8">
 <h1><span class="header-section-number">Chapter 8</span> Setting up Billing on AnVIL<a href="setting-up-billing-on-anvil.html#setting-up-billing-on-anvil" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/setting-up-the-class-activity.html b/docs/setting-up-the-class-activity.html
index b208056..9a92aac 100644
--- a/docs/setting-up-the-class-activity.html
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@@ -51,16 +51,6 @@
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-  
-<!-- Global site tag (gtag.js) - Google Analytics -->
-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
-<script>
-  window.dataLayer = window.dataLayer || [];
-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
-
-  gtag('config', '{MeasurementID}');
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 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="setting-up-the-class-activity" class="section level1 hasAnchor" number="9">
 <h1><span class="header-section-number">Chapter 9</span> Setting up the Class Activity<a href="setting-up-the-class-activity.html#setting-up-the-class-activity" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/support.html b/docs/support.html
index dc10a5b..a33285d 100644
--- a/docs/support.html
+++ b/docs/support.html
@@ -51,16 +51,6 @@
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-<!-- Global site tag (gtag.js) - Google Analytics -->
-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
-<script>
-  window.dataLayer = window.dataLayer || [];
-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
-
-  gtag('config', '{MeasurementID}');
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 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="support" class="section level1 hasAnchor" number="3">
 <h1><span class="header-section-number">Chapter 3</span> Support<a href="support.html#support" class="anchor-section" aria-label="Anchor link to header"></a></h1>
diff --git a/docs/using-rstudio-on-anvil.html b/docs/using-rstudio-on-anvil.html
index ab09553..2af4aa1 100644
--- a/docs/using-rstudio-on-anvil.html
+++ b/docs/using-rstudio-on-anvil.html
@@ -51,16 +51,6 @@
 <link href="libs/anchor-sections-1.1.0/anchor-sections.css" rel="stylesheet" />
 <link href="libs/anchor-sections-1.1.0/anchor-sections-hash.css" rel="stylesheet" />
 <script src="libs/anchor-sections-1.1.0/anchor-sections.js"></script>
-  
-<!-- Global site tag (gtag.js) - Google Analytics -->
-<script async src="https://www.googletagmanager.com/gtag/js?id={MeasurementID}"></script>
-<script>
-  window.dataLayer = window.dataLayer || [];
-  function gtag(){dataLayer.push(arguments);}
-  gtag('js', new Date());
-
-  gtag('config', '{MeasurementID}');
-</script>
 
 
 <style type="text/css">
@@ -133,7 +123,7 @@
 </style>
 
 <link rel="stylesheet" href="assets/style.css" type="text/css" />
-<link rel="stylesheet" href="assets/AnVIL_style/anvil.css" type="text/css" />
+<link rel="stylesheet" href="assets/GDSCN_style/gdscn.css" type="text/css" />
 </head>
 
 <body>
@@ -146,7 +136,7 @@
       <nav role="navigation">
 
 <ul class="summary">
-<a href="https://anvilproject.org/" target="_blank"><img src="assets/AnVIL_style/logo-anvil.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
+<a href="https://www.gdscn.org/" target="_blank"><img src="assets/GDSCN_style/logo-gdscn.png" style="width: 80%; padding-left: 15px; padding-top: 8px;"</a>
 
 <li class="divider"></li>
 <li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>About this Book</a>
@@ -219,11 +209,11 @@ <h1>
   <!--script src="https://kit.fontawesome.com/6a26f47516.js"></script-->
   <!--<script src="assets/hideOutput.js"></script>-->
 </head>
-        
 
 
-<div class="hero-image-container"> 
-  <img class= "hero-image" src="assets/AnVIL_style/dasl_thin_main_image.png">
+
+<div class="hero-image-container">
+  <img class= "hero-image" src="assets/GDSCN_style/dasl_thin_main_image.png">
 </div>
 <div id="using-rstudio-on-anvil" class="section level1 hasAnchor borrowed_chunk" number="12">
 <h1><span class="header-section-number">Chapter 12</span> Using RStudio on AnVIL<a href="using-rstudio-on-anvil.html#using-rstudio-on-anvil" class="anchor-section" aria-label="Anchor link to header"></a></h1>
