Morrison has consulted on art for many agencies, public and private. In 1971 he was consultant, briefly, to Caribbean author John Hearne at the Creative Art Centre at the University of the West Indies, Jamaica; and to collector/proprietor A. D. Scott, on Jamaican art, at the Olympia Gallery, Kingston, Jamaica. In the US Morrison has served on a number of art boards and state agencies, in Massachusetts, Pennsylvania, Maryland, Virginia, Tennessee, Illinois, and California. He was a cultural-economic consultant for the Harlem Urban Development Corporation, New York, NY.