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Cay Horstmann

David Geary is president of Clarity Training Inc. (http://corewebdevelopment.com), a training and consulting company and is the author of eight books on Java technology, including the best-selling Graphic Java™ 2 series (1999), Advanced JavaServer Pages (2001), and Google™ Web Toolkit Solutions (2008), all from Prentice Hall. David is a member of the JSF expert group, a frequent speaker at many software conferences, a Java Champion, and is a three-time JavaOne Rock Star.


Cay S. Horstmann is principal author of Core Java™ Volumes I & II, Eighth Edition (Prentice Hall, 2008). Cay is a professor of computer science at San Jose State University, a Java Champion, and a frequent speaker at computer industry conferences.