Leonard Richardson (http://www.crummy.com/) is the author of the Ruby Cookbook (O'Reilly) and of several open source libraries, including Beautiful Soup. A California native, he currently lives in New York.
An internationally known author and lecturer, Mike Amundsen travels throughout the United States and Europe consulting and speaking on a wide range of topics including distributed network architecture, Web application development, Cloud computing, and other subjects. His recent work focuses on the role hypermedia plays in creating and maintaining applications that can successfully evolve over time. He has more than a dozen books to his credit and recently contributed to the book "RESTful Web Services Cookbook" (by Subbu Allamaraju). When he is not working, Mike enjoys spending time with his family in Kentucky, USA.
Sam Ruby is a prominent software developer who is a co-chair of the W3C HTML Working Group and has made significant contributions to many of the Apache Software Foundation's open source software projects. He is a Senior Technical Staff Member in the Emerging Technologies Group of IBM.