Hart Lambur is the Co-Founder of Risk Labs, the foundation behind the Across and UMA Protocols. Across is a next-generation bridge designed around the “Intents” model, delivering fast interoperability to unify Ethereum’s fragmented landscape. UMA is a pioneering optimistic oracle, empowering on-chain verification of complex, real-world data for prediction markets and other decentralized applications. Since 2017, Hart has led a team of oracle and interoperability researchers at Risk Labs, driving innovation at the intersection of secure, scalable, and composable blockchain systems.