John Mertic is a software engineer at SugarCRM, and has several years of experience with PHP web applications. An avid writer, he has been published in php|architect, IBM Developerworks, and in the Apple Developer Connector, and is the author of 'The Definitive Guide to SugarCRM: Better Business Applications'. He has also contributed to many open source projects, most notably the PHP project where is the creator and maintainer of the PHP Windows Installer.