We theorize 5 dimensions of academic disengagement based on students' values, motivations, study behaviors, academic interactions, and competing involvements. Using 2010 survey data from the University of California, we find support for this conceptualization. The size of disengaged populations varied between 5% and 25%, depending on the measure…

Hierarchical regression analysis was used to test the hypothesis that specific functional factors of marijuana use would predict past 30-day marijuana use in 425 college students more precisely than demographic variables alone. This hypothesis was confirmed. Functional factors of personal/physical enhancement as well as activity enhancement were…

Parenting styles have consistently been shown to relate to various outcomes such as youth psychopathology, behavior problems, and academic performance. Building on the research in the parenting style literature, along with examining components of self-determination theory, the present study examined the relations among authoritative parenting…