STEPHEN ASBURY is a senior engineering manager at Tibco Software, Inc. Developing Java Enterprise Applications, Second Edition is his seventh book. He has worked with several Enterprise Application Integration companies over the years, including Active Software (now WebMethods), Virtria Technology, and Tibco Software, and has been involved with the design and development of numerous Web and enterprise systems. SCOTT R. WEINER is Vice President of Engineering at MedAptus, Inc., where he is leading a team focused on building the best wireless solutions to improve the efficiency of medical practices. With over fifteen years' experience in the high-tech arena, he has written several books on the Java programming language.