Mark dexter has been writing software since the 1970she cofounded and ran a commercial software company for 28 years before retiring to do volunteer work in open source software mark first started using joomla in 2008 and joined the production leadership team in 2009. Mark dexter has been writing software since the 1970s he cofounded and ran a commercial software company for 28 years before retiring to do volunteer work in open source software mark first started using joomla in 2008 and joined the production leadership team in 2009. Joomlatm programming presents proven best practices for getting the job done right written by mark dexter and joomla design architect louis landry who wrote much of the new joomla framework. Joomla programming joomla press english edition ebook dexter mark landry louis landry louis amazonnl kindle store. Written by two of the people who know joomla best mark dexter project manager for the joomla cms and louis landry principal architect of the joomla platform this book is a must have for every joomla developer and every webmaster who wants to understand how joomla works and is thinking about modifying a file