Professor of Sociology at the University of Massachusetts at Amherst, where he is also affiliated with the graduate program in African American Studies and is a researcher at the Center for Latin American and Caribbean Studies. His main areas of research and teaching include: decolonial criticism, world-historical sociology, cultural studies, political sociology), critical race and ethnicity studies, feminist criticism and politics, and urban studies. He is a member of the Network-Institute for Global Democratization (NIGD), the Inter-American Monitoring Observatory for Migrant Rights (OCIM), the Hemispheric Council of the World Social Forum, and the coloniality/modernity/decoloniality collective. He is currently working on two book projects, a co-edited volume to be titled Global Constellations of Power and Insurgent Futures and a manuscript to be titled Afro-Latin Diasporas: Black Movements and Ethno-Racial Politics in the Americas. His most recent publication is the book Diasporic Contrapoints Political Cartographies of our Afro-America.