FTP, name this French sociologist, the author of Essai sur le Don, or The Gift.
A founder of the Ethnology Institute at the University of Paris, he was a supporter of Alfred Dreyfus.  Aligning himself with the French Socialists, he assisted in founding the socialist daily L'Humanit?  Works like Sacrifice:  Its Nature and Function did much to strengthen links between psychology and anthropology, as did his most famous work, which concentrates on the forms of exchange and contract in Melanesia, Polynesia, and northwestern North America.  FTP, name this French sociologist, the author of Essai sur le Don, or The Gift.
A founder of the Ethnology Institute at the University of Paris, he was a supporter of Alfred Dreyfus.  
Marcel Mauss