was a U.S. psychologist who achieved his Ph.D. in 1941 at Yale University, after which he then went onto teach at the College in Connecticut and Wesleyan University before then moving to teach at Harvard University from 1956 to 1987. He had a wide range of books published from The Achieving Society in 1961 to The Inner Experience in 1975. He has also been rewarded the American Psychological Association
MCCLELLAND, DAVID: "David McClelland was a leading U.S. psychologist who earned a Ph.D. degree whilst studying at Yale University. He went onto publish a wide range of articles and distinguished books whilst receiving an array of awards for his contributions to the American psychology field of study."