add the 3rd speaker for webinar

content/activities/webinarsmain.md

@@ -39,6 +39,8 @@ Matthew Kam is a research leader at Google focusing on the automation of work an
 
 Miaoxin Wang is an MBA candidate at the University of Virginia’s Darden School of Business, where she explores how technology, design, and human insight can come together to build responsible and forward-looking business models in the AI era. A former user researcher and full-stack developer, she brings seven years of professional experience connecting human-centered design with technical problem-solving. At Google, she focused on research at the intersection of AI, learning sciences, and software engineering, informing product strategies and user experiences used by global audiences. Earlier, at Groupon, she worked on performance optimization and A/B experimentation to make e-commerce systems more responsive and intuitive. Miaoxin holds an M.S. in Human-Centered Design and Engineering from the University of Washington and a B.S. in Computer Science from the University of Michigan. Her work centers on human-centered innovation and entrepreneurship that create lasting value for both people and business, guided by the belief that technology matters most when serving human well-being.
 
+Vikram Tiwari is a Staff Machine Learning Engineer at ClickUp and a Google Developer Expert (GDE) in Google Cloud and Machine Learning, based in San Francisco. He brings extensive experience in building scalable AI systems, having previously served as Lead Machine Learning Engineer at Assembled and as Co-founder and CTO of Omni Labs. A dedicated community leader and open source advocate, Vikram regularly speaks at global conferences such as Google Cloud Next and DevFests, sharing his expertise on high-availability architecture and the practical applications of machine learning.
+
 
 #### Date and Time:
 January 9, 2026, 12pm-1pm EST