The video reveals some of the groundwork that brought us to today's acceptance of Agile, and presents the basics of two well-known approaches to Agile software delivery: DSDM & Lean.
Jean Tabaka is an Agile Coach / Facilitator (rallydev.com) who moved to agile after studying DSDM in the 1990's. She authored "Collaboration Explained: Facilitation Skills for Software Project Leaders." Mary Poppendieck (poppendieck.com) teaches and consults worldwide on Lean principles for software. Her approach identifies real business value and enables product teams to realize that value.
The Agile Alliance organizes the Agile series conference, which bring together all the key people in the Agile space to talk about techniques and technologies, attitudes and policies, research and experience, and the management and development sides of agile software development.