sentences:  Cohn engaged in private practice in the Law Office of Irwin I. Cohn from 1949 to 1961, and at Honigman Miller Schwartz and Cohn from 1961 to 1979.Cohn served on the Michigan Social Welfare Commission in 1963, the Michigan Civil Rights Commission from 1972–1975 (as Chair from 1974-1975), and the Detroit Board of Police Commissioners from 1975–1979 (as Chair in 1979).Cohn is a member of several bar associations including the Detroit Bar Association, the State Bar of Michigan, the Federal Circuit Bar Association, the Federal Bar Association, and the American Bar Association.