Timothy Boronczyk is a native of Syracuse, NY, where he works as a freelance developer, programmer and technical editor. He has been involved in web design since 1998 and over the years has written several articles and tutorials on PHP programming. Timothy holds a degree in software application programming and recently started his first business venture, Salt City Tech ( www.saltcitytech.com ). In his spare time, he enjoys photography, hanging out with friends, and sleeping with his feet hanging off the end of his bed. He ’ s easily distracted by shiny objects.

Martin E. Psinas is a recognized security expert and valued member of the open - source community. He has been contracted as a technical editor, code auditor, and is a published author with Pearson Education as well as the #1 PHP magazine, PHP|Architect . In his free time, he maintains his personal web site and is a volunteer administrator/contributor at codewalkers.com — a resource for PHP & MySQL developers. Martin interacts frequently with the leaders of the PHP project as well as PHP User ’ s Groups.