Although stressful life events have been shown to play an important role in adolescent Internet addiction, little is known about mediating and moderating mechanisms underlying this relation. Based on the integration of self-determination theory and stress-coping theory, the present study investigated (a) the mediating role of psychological needs satisfaction in the relationship between stressful life events and Internet addiction, and (b) the moderating role of coping style in the indirect and direct relationships between stressful life events ...