Born in Detroit on March 25, 1915, he received his bachelor\u27s degree from Eastern Michigan University (1937), his master\u27s degree from the University of Chicago (1938) and his doctoral degree from the University of Michigan (1945). Cruickshank served in the U.S. Armed Forces as a clinical psychologist in 1942-1945. During 1946-1966, he was professor of psychology and of education and then directed the Division of Special Education and Rehabilitation, Syracuse University. He was appointed Dean of Special Services and the Margaret O. Slocum Distinguished Professor of Psychology and Education at Syracuse in 1952. In 1966, he joined the staff at the University of Michigan as Director of the Institute for the Study of Mental Retardation a...