Donald H. Clark (born 1930 in New Jersey[1]) is an American writer, teacher, consultant and clinical psychologist who has specialized in group and individual work with gay people since 1968.
His writing includes fiction, textbooks, and articles for both professional journals and popular magazines.
He published a report for the Carnegie Corporation of New York about the Human Potential Movement.
He has been a member of the Governing Boards of the Saybrook Institute and the Gay Rights Advocates, a Fellow of the American Psychological Association, and a California Board of Psychology Commissioner, among other roles.
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