Andrew Gerkey is an ecological anthropologist. His research focuses on the emergence and stability of cooperation and collective action. He has conducted research primarily with communities of salmon fishers and reindeer herders on the Kamchatka Peninsula in Northeast Siberia. Recently, he initiated several research projects across the Pacific in Alaska. His research combines qualitative and quantitative ethnographic methods to examine subsistence activities, market expansion, natural resource use, social networks, institutions, social movements, and sustainability.