College-aged individuals are at an increased risk for mental health issues, as well as poor sleep. There is a rich body of research on the negative consequences of poor sleep for cognitive, physical, and mental functioning. Furthermore, several studies provide support for the importance of three basic psychological needs (autonomy, competence, and relatedness) for optimal mental well-being. Less well understood, however, is the issue of “directionality” between basic psychological needs and sleep as students transition across semesters. “In other words, it is not clear whether an individual’s perceived fulfillment of these basic psychological needs predicts improvements in sleep later on;…