+WESLEY CHUN, MSCS, is the author of Prentice Hall's bestselling Core Python series, the Python Fundamentals companion video lectures, co-author of Python Web Development with Django, and has written for Linux Journal, CNET, and InformIT. In addition to being a software engineer and Developer Advocate at Google, he runs CyberWeb, a consultancy specializing in Python education & engineering. Wesley has over 25 years of programming, teaching, and writing experience, including more than a decade of Python. While at Yahoo!, he helped create Yahoo!Mail and Yahoo! People Search using Python. Wesley holds degrees in Computer Science, Mathematics, and Music from the University of California.