 He has also worked as a consultant for national and international organizations including the American Center for International Labor Solidarity, the Global Policy Network, the International Labour Organization, the United Nations Economic Commission for Latin America, and others.Schmitt's research has focused primarily on inequality in the US labor market and the role of labor-market institutions in explaining international differences in economic performance, particularly between the United States and Europe.Schmitt has co-authored (with Lawrence Mishel and Jared Bernstein) three editions of The State of Working America(Cornell University Press).