Judd, Charles Hubbard
Judd, Charles Hubbard (1873–1946), a United States educator and psychologist. He was a pioneer in the scientific study of educational problems. Judd was born in India, of American parents. He received his Ph.D. from the University of Leipzig (Germany) in 1896. After teaching psychology at Yale and other universities, he was professor and chairman of the education department at the University of Chicago, 1909–38. One of the last of Judd's many works was Educational Psychology (1939).