Tim O'Reilly (born June 6, 1954) is a writer, computer scientist, engineer, and businessperson from the United States. He was born in Cork, Ireland and is currently based in Oakland, California.
O'Reilly received his education at Harvard College and Harvard University. He is the founder of the open-source model and O'Reilly Media, a company known for publishing books and organizing conferences focused on technology and computing.
In addition to his occupations, Tim O'Reilly is also recognized as an investor.