Mr. Sam Altman serves as Chairman at Y Combinator. He serves as Chief Executive officer of OpenAI LP. He is also a Board Member of Boom and Reddit. He was co-founder and CEO of Loopt, which was funded by Y Combinator in 2005 and acquired by Green Dot in 2012. At Green Dot, he was the CTO and is now on the Board of Directors. He also founded Hydrazine Capital. He studied computer science at Stanford, and while there worked in the AI lab. He serves as Chief Executive Officer at OpenAI.