Social and Behavioral Sciences Commons^™

Exercise, Cognition, And Cannabis Use In Adolescents, Ileana Pacheco-Colón

FIU Electronic Theses and Dissertations

Heavy and/or chronic cannabis use has been associated with neurocognitive impairment and decline, often in domains such as memory and executive functioning. On the other hand, exercise has been linked to positive effects on brain and cognitive health across the lifespan, as well as to better substance use outcomes. Despite this, little is known about the ways in which exercise could help prevent or ameliorate adverse cannabis-related outcomes among adolescents.

Through three separate studies, the current dissertation examines interrelations among exercise, cognition, and cannabis use in children and adolescents in an effort to determine whether exercise can prevent or ameliorate …

Affective States And Work Attitudes Linking Abusive Supervision To Employee Performance And The Impact Of Ethical Climate On Abusive Supervision And Work Attitudes, Armando Falcon

FIU Electronic Theses and Dissertations

Prior research indicates that abusive supervision (AS, Tepper, 2000) is associated with employee job performance. On the other hand, ethical organizational climate (EOC; Victor & Cullen, 1988) has yet to be investigated in the context of AS. The objective of the present study is to evaluate, within a general sample of US employees, (1) the relative strength of specific indirect effects of AS on performance via positive (PA) and negative (NA) affect, and via work-related attitudes (Leader-member exchange, LMX; Interactional justice, IJ; Perceived organizational support, POS; Affective organizational commitment, AOC), and (2) the relationship between EOC, AS, and the same …

Parental Involvement And Group Cognitive Behavioral Treatment For Anxiety Disorders In Children And Adolescents: Treatment Specificity And Mediation Effects, Carla E. Marin

FIU Electronic Theses and Dissertations

Phobic and anxiety disorders are one of the most common, if not the most common and debilitating psychopathological conditions found among children and adolescents. As a result, a treatment research literature has accumulated showing the efficacy of cognitive behavioral treatment (CBT) for reducing anxiety disorders in youth. This dissertation study compared a CBT with parent and child (i.e., PCBT) and child group CBT (i.e., GCBT). These two treatment approaches were compared due to the recognition that a child’s context has an effect on the development, course, and outcome of childhood psychopathology and functional status. The specific aims of this dissertation …