Dr. Robert Adelman, a University of Southern Mississippi alumnus and associate professor of sociology at the State University of New York (SUNY) at Buffalo, will present "Immigration Revealed: Facts, Figures & Debates" Friday, April 7 from 3-4:30 p.m. in the Liberal Arts Building, room 204 on the Hattiesburg campus. This event, part of the USM Department of Anthropology and Sociology’s 40th anniversary colloquium series, is free and open to the public.