Marc J. Cohen is Senior Researcher at Oxfam America, currently working on aid effectiveness and agricultural development policy. He is part of the Aid and Development Finance Issues Team of Oxfam International's Even it Up Campaign. Previously, he focused on humanitarian policy and climate change, as well as evaluations of humanitarian advocacy. His academic training is in political science and development studies, and he received his Ph.D. from the University of Wisconsin-Madison. Before coming to Oxfam, Marc was a Research Fellow at the International Food Policy Research Institute (IFPRI) 1998-2008, and his long term research focus is global food security. Marc has carried out field research in Ethiopia, Haiti, Rwanda, Taiwan, Thailand, Uganda, and the USA. He has taught at American, George Washington, and Johns Hopkins Universities, as well as at the Universities of Florence and Oslo.