 Szacki lectured and researched at several universities and institutions worldwide, including the New School for Social Research, the Collège de France, the University of Minnesota, the University of Oxford (All Souls College and the Institut für die Wissenschaften vom Menschen (Vienna).From 1972 to 1976, Szacki was the president of the Polish Sociological Association, and held numerous further administrative positions, including in the Polish Academy of Sciences (PAN).From 1974 to 1991, he was editor-in-chief of the "Polish Sociology Bulletin".