About the reviewers

Sheldon Strauch is a 20-year veteran of software consulting at companies such as IBM, Sears, Ernst & Young, and Kraft Foods. He has a bachelor's degree in business administration and leverages his technical skills to improve businesses' self-awareness. His interests include data gathering, management, and mining; maps and mapping; business intelligence; and the application of data analysis for continuous improvement. He is currently focused on the development of end-to-end data management and mining at Enova International, a financial services company located in Chicago. In his spare time, he enjoys the performing arts, particularly music, and traveling with his wife, Marilyn.

Andrew Caya started programming computers in GW-BASIC and QBASIC in the early 90s. Before becoming a PHP developer almost 10 years ago, he did some software development in C, C++, and Perl. He is now a Zend-Certified PHP Engineer and a Zend-Certified Architect. He is also the creator of Linux for PHP, the lead developer of a popular Joomla extension, and a contributor to many open source projects.

He is currently CEO, CTO, and founder of Foreach Code Factory, an instructor at Concordia University, an author and a technical reviewer for Packt Publishing, and a loving husband and father.