Based on current theories of depression, reciprocal links between loneliness and depressive symptoms are expected to occur. However, longitudinal studies on adolescent samples are scarce and have yielded conflicting results. The present five-wave longitudinal study from mid- to late adolescence (N = 428, M age at T1 = 15.22 years; 47% female)…

This investigation addressed the question of how two forms of social cognitive reasoning--epistemic reasoning and adolescent egocentrism--interface with externalizing and internalizing forms of psychopathology during adolescence. Adolescents' epistemic reasoning (i.e., types of belief entitlement, or degree of doubt, held by an individual when…