Tiedeman's Decision-Making Theory

William C. Briddick & Hande Sensoy Briddick

David Valentine Tiedeman received his B.A. in psychology at Union College in 1941. Tiedeman would receive a master's from the University of Rochester in 1943 and go on to Harvard to complete degrees in educational measurement both his Ed.M. in 1948 and an Ed.D. in 1949. While at Harvard, Tiedeman was mentored by the renowned statistician Philip Justin Rulon. Upon graduation, Tiedeman stayed on as a faculty member at Harvard where he remained for over 20 years. Tiedeman's theory was introduced with the publication of Career Development: Choice and Adjustment by Tiedeman and O'Hara in 1963. Tiedeman broke new ground in emphasizing the significance of ego development on career development, particularly career decision making. Healthy ego development resulted from maintaining mastery of crises outlined by Erikson's psychosocial theory and allowing the individual to achieve a favorable view of the self in situational contexts as well as in the Among ...

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