Marcus Börger works for Google in Zürich, Switzerland, andspecializes in C/C++, databases, UML, XML, and of course PHP. To the PHP community, he is also known as helly. He is one of the core developers focused on the new OO features of PHP 5 and Zend Engine 2. Börger has 'hacked' around on all kinds of stuff for over 15 years.
- Tutorial: PHP Extending/Embedding Tutorial