Professor Luc Montagnier Dies At 89 - 2008 nobel Medicine Prize winner Luc Montagnier leaves the Elysee palace after a meeting with French president NIcolas Sarkozy in Paris, France, on October 8, 2008 two days after being awarded for discovering the human immunodeficiency virus (HIV) that causes AIDS, one of the biggest scourges of modern times. Photo by Mousse/ABACAPRESS.COM