McGill, William James, 1922-97, American educator and psychologist, b. New York City, grad. Fordham (A.B., 1943) and Harvard (Ph.D., 1953). A specialist in psychophysics and mathematical psychology, he was professor of psychology at Columbia (1956-65) and at the Univ. of California at San Diego (1965-68). He was UCSD chancellor from 1968 to 1970, during a period of student unrest, then returned to Columbia as its president (1970-80).