Self-critical perfectionism and binge eating symptoms: A longitudinal test of the intervening role of psychological need frustration.

Although abundant research has shown that self-critical perfectionism relates to binge eating symptoms, fewer studies have addressed the role of intervening processes that might explain why this is the case. Grounded in self-determination theory, we hypothesized that self-critical perfectionism would relate to an increased risk for binge eating symptoms because it engenders frustration of the psychological needs for autonomy, competence, and...