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Piquero, Alex R.; Monahan, Kathryn C.; Glasheen, Cristie; Schubert, Carol A.; Mulvey, Edward P. – Crime & Delinquency, 2013
Much criminological research has used longitudinal data to assess change in offending over time. An important feature of some data sources is that they contain cross-sections of different aged individuals followed over successive time periods, thereby potentially conflating age and time. This article compares the substantive conclusions about the…
Descriptors: Crime, Longitudinal Studies, Risk, Regression (Statistics)
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Gonzales-Backen, Melinda A.; Bámaca-Colbert, Mayra Y.; Allen, Kimberly – Developmental Psychology, 2016
We examined trajectories of ethnic identity exploration, resolution, and affirmation and their associations with depressive symptoms and self-esteem 3.5 years later among early and middle adolescent Mexican-origin girls (N = 338). Findings indicated that exploration, resolution, and affirmation increased over time for both cohorts. Among early…
Descriptors: Ethnicity, Mexican Americans, Females, Adolescents
Backlund, Erik A. – ProQuest LLC, 2009
The purpose of this dissertation is to examine long term changes in the overnight backcountry hiker population at Grand Canyon National Park (GCNP) between 1984 and 2004. Longitudinal studies of visitor behavior in wildland recreation settings have been relatively rare but offer great potential for the improvement of management, clarification of…
Descriptors: Parks, Physical Activities, Recreational Activities, Change