Over his career, he was a member of numerous professional organizations, including the American Physical Society, where he was a 1971 fellow. He served on the APS executive committee from 1971 to 1975, and was also a founding member of its Committee on Minorities, which he also chaired in 1977. He was also a member of the National Organization of Black Chemists and Chemical Engineers ; the American Mathematical Society ; and the International Association of Mathematical Physics.