PhD in urban studies (University of Bristol, UK) and a DEA in Demography from the University of Paris, Pantheon-Sorbonne (France). Currently he is employed with University of the Western Cape where he teachers Demography, Research Methods and Social Statistics. Previously he has hold positions with the University of Swaziland, in Southern Africa, and the Institute de Formation et de Recherche Démographiques (IFORD) in Cameroon. He is a member of CODESRIA and of the steering committee on Globalisation Studies Network.
His research interests include migration and informal cross-border trade in the Great Lakes Region of Africa, the irregular-refugee statusnexus in mixed-migratory movements cumulatively-caused migration and (in)tolerance: local perspectives, bio-migratory trajectories as a methodological tool for migration analysis. Gabriel Tati has published extensively on such issues as internal migration, migration and development, urban services and participation, intra-African migration and conflicts, African immigrants and entrepreneurship, and immigration policy.