About the Author

Dave Thomas is a cornerstone of the Ruby community, and is personally responsible for many of its innovative directions and initiatives. He and original co-author Andy Hunt are founders of the Pragmatic Programmers and the Pragmatic Bookshelf. Andy Hunt is a programmer turned consultant, author and publisher. He co-authored the best-selling book "The Pragmatic Programmer", was one of the 17 founders of the Agile Alliance, and co-founded the Pragmatic Bookshelf, publishing award-winning and critically acclaimed books for software developers. Chad Fowler is co-director of Ruby Central, Inc., and remains an active, driving force in the Ruby community.