diff --git a/summit/src/page/Index.vue b/summit/src/page/Index.vue
index e7034dc8..9912ffe0 100644
--- a/summit/src/page/Index.vue
+++ b/summit/src/page/Index.vue
@@ -1525,8 +1525,8 @@ export default {
     };
 
     const speakersList = ref(speakers.filter((item) => !item.hide));
-    const speakersK12List = ref(speakersK12);
-    const allSpeakersList = ref([...speakersList.value, ...speakersK12List.value]);
+    const speakersK12List = ref(speakers.filter((item) => item.k12));
+    const allSpeakersList = ref(speakersList.value);
 
     const newSpeakersList = computed(() => {
       return speakersList.value.filter((item) => item.new);
diff --git a/summit/src/utils/speaker.json b/summit/src/utils/speaker.json
index 289881ad..dfa68a46 100644
--- a/summit/src/utils/speaker.json
+++ b/summit/src/utils/speaker.json
@@ -1637,6 +1637,34 @@
     "hide": false,
     "id": "tonybeltramelli"
   },
+  {
+    "name": "Mark Friedman",
+    "job": "Research Affiliate",
+    "tip": "Massachusetts Institute of Technology",
+    "image": "markfriedman.jpg",
+    "website": "",
+    "twitter": "https://twitter.com/mark_s_friedman",
+    "linkedin": "https://www.linkedin.com/in/marksfriedman/",
+    "detail": "markfriedman2.webp",
+    "description": "Mark Friedman is a Co-Founder of the App Inventor project and currently serves as an MIT Research Affiliate at the Computer Science and Artificial Intelligence Laboratory (CSAIL). He has extensive experience in technical leadership roles at major tech companies like Google and Microsoft, as well as startups. Friedman is particularly passionate about educational technology, low-code development platforms, and programming tools that promote social good.",
+    "new": false,
+    "id": "markfriedman",
+    "k12": true
+  },
+  {
+    "name": "Prof. Weiqing Gu",
+    "job": "Professor",
+    "tip": "Harvey Mudd College",
+    "image": "weiqinggu.jpg",
+    "website": "https://math.hmc.edu/gu/",
+    "twitter": "",
+    "linkedin": "https://www.linkedin.com/in/weiqing-gu-56b9bab/",
+    "detail": "weiqinggu2.webp",
+    "description": "Prof. Weiqing Gu is a Professor at Harvey Mudd College and Claremont Graduate University, deeply involved in research on explainable predictive models and anomaly detection using EEG machine learning and big data analytics for neurological disorders and brain injuries. Her expertise spans geometry, dynamics, control theory, and machine learning, leading to the development of Geometric Unified Learning funded by NSF SBIR. Gu has published extensively and created courses bridging industry and academia.",
+    "new": false,
+    "id": "weiqinggu",
+    "k12": true
+  },
   {
     "name": "Prof. Xi Chen",
     "job": "Professor & Andre Meyer Faculty",
@@ -1649,7 +1677,8 @@
     "description": "Dr. Xi Chen is a Professor and Andre Meyer Faculty Fellow at NYU Stern, specializing in machine learning applications in various quantitative fields. With a Ph.D. from CMU, he's contributed to operations management and quantitative finance, working with firms like Google and JP Morgan. He's served as an editor for journals such as Management Science. Honors include Forbes 30 Under 30 and Poets & Quants' Best 40 Under 40 MBA Professors.",
     "new": false,
     "hide": false,
-    "id": "xichen"
+    "id": "xichen",
+    "k12": true
   },
   {
     "name": "Rajat Suri",
diff --git a/summit/src/utils/speakerK12.json b/summit/src/utils/speakerK12.json
index 9ffe60ed..0d4f101c 100644
--- a/summit/src/utils/speakerK12.json
+++ b/summit/src/utils/speakerK12.json
@@ -1,41 +1,2 @@
 [
-  {
-    "name": "Mark Friedman",
-    "job": "Research Affiliate",
-    "tip": "Massachusetts Institute of Technology",
-    "image": "markfriedman.jpg",
-    "website": "",
-    "twitter": "https://twitter.com/mark_s_friedman",
-    "linkedin": "https://www.linkedin.com/in/marksfriedman/",
-    "detail": "markfriedman2.webp",
-    "description": "Mark Friedman is a Co-Founder of the App Inventor project and currently serves as an MIT Research Affiliate at the Computer Science and Artificial Intelligence Laboratory (CSAIL). He has extensive experience in technical leadership roles at major tech companies like Google and Microsoft, as well as startups. Friedman is particularly passionate about educational technology, low-code development platforms, and programming tools that promote social good.",
-    "new": false,
-    "id": "markfriedman"
-  },
-  {
-    "name": "Prof. Weiqing Gu",
-    "job": "Professor",
-    "tip": "Harvey Mudd College",
-    "image": "weiqinggu.jpg",
-    "website": "https://math.hmc.edu/gu/",
-    "twitter": "",
-    "linkedin": "https://www.linkedin.com/in/weiqing-gu-56b9bab/",
-    "detail": "weiqinggu2.webp",
-    "description": "Prof. Weiqing Gu is a Professor at Harvey Mudd College and Claremont Graduate University, deeply involved in research on explainable predictive models and anomaly detection using EEG machine learning and big data analytics for neurological disorders and brain injuries. Her expertise spans geometry, dynamics, control theory, and machine learning, leading to the development of Geometric Unified Learning funded by NSF SBIR. Gu has published extensively and created courses bridging industry and academia.",
-    "new": false,
-    "id": "weiqinggu"
-  },
-  {
-    "name": "Prof. Henrik Christensen",
-    "job": "Professor",
-    "tip": "University of California San Diego",
-    "image": "henrikchristensen.jpg",
-    "website": "https://hichristensen.com/",
-    "twitter": "https://twitter.com/hiskov/",
-    "linkedin": "https://www.linkedin.com/in/henrikichristensen/",
-    "detail": "henrikchristensen2.webp",
-    "description": "Prof. Henrik Christensen is a Distinguished Professor of Computer Science at UC San Diego and a renowned researcher, entrepreneur, and investor in robotics, AI, and computer vision. He emphasizes a systems approach, with over 400 publications and research commercialized by major companies. Christensen is a fellow of AAAS and IEEE, received the Joseph Engelberger Award, and was named Boeing Supplier of the Year in 2011. He has advised companies, governments, and investors globally on robotics and AI.",
-    "new": false,
-    "id": "henrikchristensen"
-  }
 ]