October 16, 2011 — Schipul‘s Creative Director, David Stagg interviews the​ founder of Drupal, Dries Buytaert, and founder of WordPress, Matt Mullenweg on the subject of Open Source software and community for the first time ever at SchipulCon 2011 in Houston, Texas.

Video Credit: Schipul – The Web Marketing Company

February 17, 2010 — WordPress founder Matt Mullenweg presented to a jam-packed audience of 400 plus webites at the 2010 Dublin Web Summit, hosted by Trinity College, Dublin, Ireland.

Matt shares his insights, experiences and passion for starting WordPress, coding, and building a global open source community.

Video produced by PathPacific.com.

November 15, 2009 — Mushon Zer-Aviv describes some of the challenges and opportunities in open sourcing the design process in this five-minute presentation from WordCamp New York.

Video courtesy ISOC-NY.

October 27, 2009 — Matt Mullenweg talks about WordPress, how open source creates ownership, the importance of community to WordPress, the role of BuddyPress in social media, and the infectious nature of the open source mindset.

October 13, 2009 — Matt Mullenweg gives an overview of the GPL and how it benefits WordPress, why WordPress is licensed under the GPL, how the GPL fosters innovation, affects themes and plugins, and creates value.

The directory of premium theme authors who support the GPL as mentioned in the interview is located here.

September 19, 2009 — Matt Mullenweg of Automattic answers questions from the WordPress community, including making money from open source products, migrating from WordPress.com to WordPress.org, the history of WordPress, the roles system in WordPress, core vs. plugins, blog comments, WordPress security, and more.

Video production by Joe Christensen of Blaze Streaming Media.

July 11, 2009 — A question and answer session from WordCamp Montreal with Matt Mullenweg. Questions were submitted by WordCamp attendees and also asked during the session, and cover such topics as tags on WordPress.com, the WordPress upgrade system, multilingual support in WordPress, and more.

July 2, 2009 — Automattic’s Jane Wells‘ presentation on Open Source community at WordCamp Denver 2009

October 31, 2008 — Stephen O’ Grady discusses the business models being put to use by Open Source developers and companies at WordCamp SF 2008.

October 27, 2008 — Joseph Scott‘s slides from his presentation on WordPress Performance and Scalability at the Utah Open Source Conference, August 2008