Sam Bhagwat is the founder and CEO of Mastra, an open-source TypeScript framework for building AI agents that pulls in millions of monthly downloads. He earlier co-founded Gatsby, the React-based web framework used by hundreds of thousands of developers and later acquired by Netlify. A Stanford economics grad and longtime open-source builder, he wrote 'Modular: The Web's New Architecture' and 'Principles of Building AI Agents,' the latter dubbed by one YC founder 'the most popular book in San Francisco.' Mastra went through Y Combinator's Winter 2025 batch and raised a $22M Series A led by Spark Capital.
Marcy Sutton Todd is a senior frontend infrastructure engineer at Khan Academy and one of the most recognized voices in web accessibility. A former Deque Systems engineer who helped shape axe-core, she pivoted from photojournalism to web development, built the Testing Accessibility workshop series, and has spent over a decade making the web usable for everyone - framing it as a civil rights issue, not a compliance checkbox.