The differentiation of personality by intelligence hypothesis suggests that there will be greater individual differences in personality traits for those individuals who are more intelligent. Conversely, less intelligent individuals will be more similar to each other in their personality traits. The hypothesis was tested with a large sample of…

Background: Substantial evidence suggests that a Five-Factor Model personality assessment generates a valid description of childhood individual differences and relates to a range of psychological outcomes. Less is known, however, about naturally occurring profiles of personality and their links to psychopathology. The current study explores…

Results from use of Role Construct Repertory Test and Bipolar Implication Grid with 17 undergraduates support hypotheses that: (1) personal constructs elicited early in repertory test are subjectively more important than those elicited later; (2) former tend to be more meaningful than latter in terms of implication potential; and (3) implication…

Two components of life orientation emerged in study of 145 men and 142 women at age 26: Positive Orientation (PO), which included self-percepts of personal control over development; and Motivated Questioning (MQ), which consisted of identity exploration and dissatisfaction with present achievements. In comparison with MQ, PO was more strongly…