Michel GuerinContributor Biography - French Andre Leroi-Gourhan (1911-1986), ethnologue, prehistorien, professeur successivement a Lyon, a la Sorbonne et au College de France, a ete, apres l'abbe Breuil, la principale reference francaise dans les recherches prehitoriques (il a dirige notamment les fouilles d'Arcy-sur-Cure et de Pincevent). Par ses ouvrages sur l'art prehistorique et la technologie, il a influence plusieurs generations de philosophes et de chercheurs en anthropologie. Michel Guerin is a writer and philosopher who has written some twenty works since his first book, Nietzsche, Socrate heroique (Grasset, 1975). Until 2009, he headed the LESA (Laboratoire d'Etudes en Sciences des Arts) at Universite de Provence. He is a university professor and a member of the Institut universitaire de France (2005-2010) and is teaching aesthetics in Aix-en-Provence. Read More Read Less