Many theories of career development are derived from theories of personality; however, broader perspectives on career development are being built on emerging research focused on gender, race, ethnicity, and social class. The main career development theories are as follows: trait and factor theories (which assumes the possibility of matching…

Various researchers, including Carl Jung, Charlotte Buhler, Erik Erikson, and Robert Havighurst, have formulated sequential models of adult development. More recent investigators, such as Daniel Levinson, Roger Gould, and Gail Sheehy have formulated age-related sequential models of adult development that view the various stages of adulthood in…