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Morrell, Holly E. R.; Lapsley, Daniel K.; Halpern-Felsher, Bonnie L. – Journal of Early Adolescence, 2016
Identifying factors that influence adolescents' decisions to start smoking is necessary to improve interventions for reducing tobacco use. The current longitudinal study was designed to determine the direction of influence between feelings of invulnerability to harm and cigarette smoking, and to test whether the perceived risks and benefits of…
Descriptors: High School Students, Grade 9, Adolescents, Smoking
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Ruzek, Erik A.; Domina, Thurston; Conley, AnneMarie M.; Duncan, Greg J.; Karabenick, Stuart A. – Journal of Early Adolescence, 2015
Value-added (VA) models measure teacher contributions to student learning and are increasingly employed in educational reform efforts. Using data from 35 seventh-grade teachers and 2,026 students across seven schools, we employ VA methods to measure teacher contributions to students' motivational orientations (mastery and performance achievement…
Descriptors: Teacher Influence, Academic Achievement, Grade 7, Mathematics Achievement