The Hacker Ethic and the Spirit of the Information Age is a 2001-year book written by Pekka Himanen, with prologue written by Linus Torvalds and the epilogue written by Manuel Castells.[1]
Pekka Himanen defines himself as philosopher. Manuel Castells is an internationally well-known sociologist. Linus Torvalds is the creator of the Linux operating system. The book has the ISBN 978-0375505669.