Philip Greenspun teaches at the Massachusetts Institute of Technology and is the author of five books, "mostly on horrifyingly dull technical subjects." Greenspun is the founder of ArsDigita Corporation, an open-source software company, and ArsDigita University, a tuition-free post-baccalaureate computer science program. Greenspun was born in 1963 and raised in Bethesda, Maryland. He lives in Cambridge, Massachusetts, with Alex, his Samoyed, and Pi goddess Eve Andersson, who takes care of them both.