Marilyn Mankey Mantay was an instructor in Elementary Psychology and administrative projective test speed from 1950 to 1952. She was born in 1923 in Los Angeles, California. She received her Associate of Arts from Los Angeles City College in 1943 and her Bachelor of Arts from University of California at Berkeley in 1945, in the fields of clinical psychology and French. She completed graduate work at Southern Methodist University and UCLA in clinical and social psychology, sociology, and anthropology, and intended to receive her Master of Arts in 1950. Before coming to OSC, she was employed part time at the University of California extension Department of Visual Instrument, and was formerly a psychometrist at the Veterans Administration. She was an experienced administrator of psychological tests such as the Rorschach, Wechsler-Bellevue, the Thematic Apperception test, and the Minnesota Multiphasic Personality Inventory as diagnostic tests, on which she received training from the army. She presented a paper on the Rorschach test at a joint meeting of vocational advisors and administrators of the Office of Indian Affairs in Arizona and New Mexico. She was a member of Psi Chi at UCLA, a psychology honorary society; Ephebian Society of Los Angeles, a service organization; and was chairman of the Student Labor Board. She was hired at a salary of $3,600 and resigned at a salary of $3,960 in 1952.