David Graeber is an American anthropologist, political activist and author. He is currently a professor at the London School of Economics and was formerly an associate professor of anthropology at Yale University. David also played a role in the Global Justice Movement and was one of the earlier organisers of Occupy Wall Street. He is the author of numerous books including The Democracy Project, and Debt: The First 5,000 Years (2011). His work deals with Theories of value, money, debt, politics, manners, magic, class, social movements, social theory.