Andrew J. Peterson lives with his wife and three daughters in San Francisco, California. He has 20 years experience building and managing software systems for consumers, enterprises, start-ups, and non-profits. He brings expertise in the full life-cycle of software development, engineering, methodologies, architecture, and usability. He has diverse experience in the industry. In the consumer space, he led a team in the creation of the top-selling SoundEdit 16. He served numerous roles producing enterprise software, for the leading supplier of software solutions for container terminals, shipping ports and lines, and distribution centers. Over the past ten years, he transferred this experience to web-based software. He has built a variety of web applications, including non-profit, social networking, social search, pharmaceuticals and social ecommerce. He has build successful projects in a variety of languages, including Java, Ruby, C++, Ruby and Perl.

In the primal days of the Web, he wrote a manual helping users connect their Macintosh to the Web. More recently, he reviewed PHP and Scriptaculous Web Application Interfaces for Packt Publishing.

Deepak Vohra is a consultant and a principal member of the NuBean.com software company. Deepak is a Sun Certified Java Programmer and Web Component Developer, and has worked in the fields of XML and Java programming and J2EE for over five years. Deepak is the co-author of the Apress book Pro XML Development with Java Technology and was the technical reviewer for the O'Reilly book WebLogic: The Definitive Guide. Deepak was also the technical reviewer for the Course Technology PTR book Ruby Programming for the Absolute Beginner, and the technical editor for the Manning Publications book Prototype and Scriptaculous in Action. Deepak is also the author of the Packt Publishing books JDBC 4.0 and Oracle JDeveloper for J2EE Development and Processing XML Documents with Oracle JDeveloper 11g.