Illuminating ipsative change in personality disorder and normal personality: A multimethod examination from a prospective longitudinal perspective.

Research suggests that both personality disorder (PD) and normal personality change as systems of variables (e.g., the general factor of PD), rather than as individual variables (e.g., neuroticism). Consequently, understanding PD and normal personality as multidimensional systems may yield additional insights over traditional single-variable approaches. Normal personality change has been attributed to increase across adaptive traits (i.e., the...