Sam Altman
Biography
Sam Altman is a visionary entrepreneur and AI pioneer, born on April 22, 1985. He co-founded Loopt, a geosocial networking service, and later joined Y Combinator, where he served as president from 2014 to 2019. As CEO of OpenAI since 2019, Altman has been at the forefront of the AI boom, overseeing the launch of ChatGPT in 2022 and named one of Time's "Architects of AI" in 2025.