A long standing member of the PHP Community and the author of multiple published books on PHP: Zend Enterprise PHP Patterns, PHP 5 Unleashed (0-672-32511-X), The Zend PHP Certification Practice Book (0-9735898-8-4), and Professional PHP 4 (1-59059-248-4). Active contributor to the PHP project, speaker on PHP-related topics worldwide and overall expert in PHP.Mastermind behind the This Smart House (http://www.thissmarthouse.com/)