Although Eriksonian theory suggests that adolescents' sense of fidelity is a key component of healthy development, research on this psychosocial construct has been limited. The current study developed an index of youth fidelity, examined the developmental course of this construct, explored the influence of contextual factors on different fidelity…

Immigrant-origin adolescents represent the fastest growing segment of youth population in the United States, and in many urban schools they represent the majority of students. In this 3-wave longitudinal study, we explored trajectories of internalizing mental health symptoms (depression, anxiety, and somatic symptoms). The participants included…

Describes a theory of cognition which posits specialized structural systems (SSSs) that enable individuals to represent and understand domains of knowledge. Three test batteries assessed 12-16 year olds' abilities to think combinatorially, form hypotheses, design experiments, and construct models or theories. Suggests that the results of tests…