Digital Commons Network^™

An Evaluation Of Social Capital's Effect On Depression Among Adolescents, Ezechukwu Awgu

Dissertations

Mental illness has been described as a “global burden of disease,” and depression accounts for a large part of the burden (Aslund, Starrin, Nilsson, 2010). In 2009, 35.7 percent of the adolescent population in the United States who reported past-year symptoms of a major depressive episode, for example, feelings of sadness, discouragement, loss of feelings of self-worth, and loss of interest in social activities, also used illicit drugs including marijuana, inhalants, hallucinogens, cocaine, heroin, and prescription-type psychotherapeutics for non-medical purposes (SAMHSA, 2009, APA, 1994). Additionally, substance abuse due to alcoholism was among the major causes of death for adolescents aged …

The Relationship Among Training Policy, Knowledge Transfer, And Performance Improvement: A Study Of Private Sector Organizations In The Kingdom Of Saudi Arabia, Fayez M. Shafloot

Dissertations

The purpose of this study was to explore human resource (HR) managers' perceptions of training practices (i.e., needs assessment, trainee preparation, training program review, accountability, management support, knowledge transfer, and performance improvement) in Saudi private sector organizations. The research questions were: (1) How do HR managers perceive the importance and or occurrence of training needs assessment, trainee preparation, training program review, accountability and management support? (2) How do HR managers perceive knowledge transfer and performance improvement as a function of training? and (3) What training factors do HR managers identify as being important to the delivery of training?

Data were …

A Comparison Of The Effect Of In-Street Pedestrian Signs Alone, The Rectangular Rapid-Flashing Beacon Alone And Both Together On Yielding Behavior, Hana Sahar Manal

Masters Theses

This study examined the effectiveness of a rectangular rapid-flashing beacon (RRFB) alone, in-street signs alone, and the RRFB plus in-street sign together on motorist yielding to pedestrians. Participants consisted of drivers in Oakland County, Michigan. Pedestrians were confederate data collectors. The target behavior was driver yielding. The two treatments utilized were the RRFB and the instreet sign. A reversal design was used in which the first set of conditions included baseline, the RRFB alone, two in-street signs alone and the combination of the two in-street signs with the RRFB. All of the treatments affected yielding in the predicted direction, except …