Former test pilot Paul Metz discusses the evolution of the F-22 Raptor, tracing the military, geo-political and technical forces that drove the more than 30-year search for an Advanced Tactical Fighter (ATF).

Museum Lecture Series 64: Manned Orbiting Laboratory Panel

The Lecture Series features an exciting array of speakers who impart a diversity of perspectives on USAF heritage. Lecturers include active duty or retired military members, specialists in research, development and technology, and historians and authors.