 Over the years, he also taught at Harvard University, the Pratt Institute, and the University of Virginia, and served as a member of the 'Urban Design Council of New York' and as vice-president of the American Academy in Rome.In 1969, Barnes was elected into the National Academy of Design as an Associate member, and became a full member in 1974.He was elected a Fellow of the American Academy of Arts and Sciences in 1978.