Paul Henry Mussen (March 21, 1922–July 7, 2000) was an American developmental psychologist who described stages of child psychological development.
Paul Henry Mussen was born on March 21, 1922, in Paterson, New Jersey, though grew up in Willimantic, Connecticut.
[1] After completing his doctoral studies, he accepted a teaching position at the University of Wisconsin, where he worked from 1949 to 1951.
[5][1] Child Development and Personality, first published in 1956, became a widely read text: more than one million copies were sold; it was translated into ten other languages; and it was republished in seven editions in the forty years after its initial publication.
[3] He met Ethel née Foladare during his time at Ohio State University; she was a graduate student in the speech and communications department.