behaviorism, developmental stage theory, and existentialism. Her thinking shifted from behavioristic to cognitive during this time. In 1969, Tyler wrote The Work of the Counselor. From 1967 to 1968, she wrote the latest revision of Developmental Psychology with Florence Goodenough. She applied her theory of possibilities to the choice behavior of scientists in Thinking Creatively in 1983. This suggested perceptions of choices for scientific inquiry are distorted or limited by professional education and discipline based on conformity. Death Leona died on April 29, 1993, at the age of 86, in Eugene, Oregon because of congestive heart failure after a series of illnesses and accidents. Books and other publications The following are the books and other publications by Tyler. Tyler, L. E. (1941). The measured interests of adolescent girls. Journal of Educational Psychology, 32, 561-572. Tyler, L. E. (1945). Relationships between Strong Vocational Interest scores and other attitude and personality factors. Journal of Applied Psychology, 29, 58-67. Tyler, L. E. (1953). The Work of the Counselor. New York: Appleton-Century-Crofts, Inc. Tyler, L. (1956). The initial interview. Personnel and Guidance Journal, 34, 466-473. Tyler, L. E. (1959). Toward a workable psychology of individuality. American Psychologist, 14, 75-81. Tyler, L. E. (1965). The psychology of human differences (3rd ed). New York: Appleton-Century-Crofts/Prentice-Hall. (Also published in 1947 and 1956). Tyler, L. E.(1969). An approach to public affairs: Report of the Ad Hoc Committee on Public Affairs. American Psychologist, 24, 1-4. Tyler, L. E. (1969). Intelligence: Some recurring issues. New York: Van Nostrand. Tyler, L. E. (1978). Individuality: Human possibilities and personal choice in the psychological development of men and women. San Francisco: Jossey- Bass. Tyler, L. E. (1979). Test and measurements (3rd ed). Englewood Cliffs, N.J.: Prentice-Hall. (Also published in 1963 and 1961). Tyler, L. E. (1983). Thinking Creatively: A New Approach to Psychology and Individual Lives. References O'Connell, A. N., & Russo, N. F. (Eds.) (1990). Women in Psychology. Westport, CT: Greenwood Press. Tyler, L. E. (1953). The work of the counselor. New York: Appleton-Century-Crofts, Inc. American women psychologists University of Minnesota College of Liberal Arts alumni University of Oregon faculty People from Chetek, Wisconsin Presidents of the American Psychological Association 1906 births 1993 deaths 20th-century American psychologists 20th-century American women 20th-century American people American women academics Fulbright alumni