Alexis Sirkia is a pioneer in DeFi and blockchain technology. He is the chairman and "captain" of Yellow, a comprehensive chain-agnostic ecosystem that straddles Web2 and Web3. Yellow provides a software kit for developers to create apps that use state-channel technology, peer-to-peer smart contracts, and on-chain settlement. Alexis grew up in Andorra to Finnish parents. He qualified as an engineer, and his early career involved work in the military, Airbus and the European Space Center. Alexis then co-founded GSR, a leading cryptocurrency market-making firm that played a role in Ripple's early growth. An award-winning innovator, he's also been recognized for his work on a semantic search engine. Alexis seamlessly blends work and adventure, circumnavigating the world as the captain on his sailing catamaran, all while staying connected 24/7 via Starlink.