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.