ABSTRACT
Cattell earned his Ph.D. from the University of London in 1929, with his graduate studies directed by the inventor of factor analysis, Charles Spearman. Cattell was married three times: to Monica Campbell, an artist, from 1930 to 1938; to Alberta Schuettler, a mathematician with whom he published several articles and tests, from 1946 to 1980; and to Heather Birkett, a clinical psychologist. Cattell had one son from the first marriage, and three daughters and a son from the second.
