Joe Betts-LaCroix, CEO of Retro, is dedicated to extending healthy human lifespan by ten years. A former scientist at Harvard, MIT, and Caltech, he co-discovered key factors governing electron-tunneling rates in proteins, with his work published in leading journals. As an entrepreneur, he co-founded OQO, developer of the world’s smallest Windows computer (Guinness World Record, 2006), later acquired by Google. He also co-founded Vium, acquired by Recursion Pharma, which automated animal research, accelerating medical studies. Joe has served as a part-time partner at Y Combinator, mentoring and investing in biotechnology startups.