Brown and Krane have posited a tripartite model of career indecision, which includes three higher order factors: negative affect, poor vocational identity development, and lack of career information. The purpose of this study was to examine the adequacy of their tripartite model of career indecision for African American students, considering that…

This meta-analysis addresses whether achievement goal researchers are using different labels for the same constructs or putting the same labels on different constructs. We systematically examined whether conceptual and methodological differences in the measurement of achievement goals moderated achievement goal intercorrelations and relationships…

Objective: Atomoxetine is a nonstimulant medication for treating child, adolescent, and adult ADHD. This meta-analysis compared the effects in younger and older adults. Method: A post hoc analysis was conducted using data from two double-blind, placebo-controlled clinical trials. Data from patients aged 18-25 years were compared with data from…

Given the ongoing debate over whether giftedness is associated with mental health disorders, there is a great need to highlight and compare results from the most methodologically rigorous studies. Surprisingly, the vast majority of literature reviews and background sections of research articles include studies that do not directly compare gifted…

The purpose of this dissertation is to extend the current knowledge of factors that contribute to career intervention effectiveness. Meta-analyses were performed to examine the effectiveness of career interventions while taking into account contextual and demographic variables. A total of 41 studies involving 10,544 participants fit the study…

The role of classroom discussions in comprehension and learning has been the focus of investigations since the early 1960s. Despite this long history, no syntheses have quantitatively reviewed the vast body of literature on classroom discussions for their effects on students' comprehension and learning. This comprehensive meta-analysis of…

Objective: (1) To use the available research to estimate the amount of weight gained by college freshman during their first year of college. (2) To identify potential predictors of freshman weight gain. Methods: A meta-analysis was conducted in November 2008. The analysis focused on articles published in English scientific journals between 1985…

The purpose of this study was to examine dissertations over the past five years that focused on student affairs organizational issues. A bounded qualitative meta-study was used and the methods, theories, and findings of the dissertations were examined. A variety of research methods were used including quantitative, qualitative and mixed designs.…

Alice H. Eagly, winner of the Award for Distinguished Scientific Contributions, is cited for her work in the field of social psychology, the psychology of gender, and the use of meta-analytic techniques. She envisions a psychology that extends from individual cognitions to societal structures. In addition to the citation, a biography and selected…

The recent surge in event-related fMRI studies of episodic memory has generated a wealth of information about the neural correlates of encoding and retrieval processes. However, interpretation of individual studies is hampered by methodological differences, and by the fact that sample sizes are typically small. We submitted results from studies of…

Peer education for HIV prevention has been widely implemented in developing countries, yet the effectiveness of this intervention has not been systematically evaluated. We conducted a systematic review and meta-analysis of peer education interventions in developing countries published between January 1990 and November 2006. Standardized methods of…

The aim of this article is to initiate a change of view on quality that goes beyond assumed dichotomies of subjectivity and objectivity. In the view presented here, pedagogical quality is seen as an educational phenomenon of "sustainable dynamism," that is a phenomenon that has structural characteristics and is culturally sensitive. The…

The present study evaluated the effectiveness of school-based prevention and intervention programs for children and adolescents at-risk for and with emotional disturbance. Published outcome studies (k = 29) from December, 1988, to March, 2006, including 1405 children and adolescents were reviewed. Each investigation was coded on several variables…

The last decades have seen increased emphasis on the quality of training for direct-care staff serving people with intellectual disabilities. Nevertheless, it is unclear what the key aspects of effective training are. Therefore, the aim of the present meta-analysis was to establish the ingredients (i.e., goals, format, and techniques) for staff…

Originally designed to enable young children with autism lacking functional communication to initiate requests and to describe what they observed, the Picture Exchange Communication System (PECS) has been the subject of an ever-expanding body of research and development. Thirty-four peer-reviewed published reports on PECS are analyzed in this…