William L. Roberts

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Two groups of male adolescents, incarcerated young offenders (N = 64, mean age = 16.3 years) and a comparison group of community youth (N = 60; mean age = 16.6 years), were administered the Empathy Continuum (measuring cognitive-affective responses to persons in emotionally evocative videotaped vignettes) and questionnaire measures of empathy, emotional(More)
BACKGROUND Our laboratory implemented a major automation system in November 1998. A related report describes a 4-year process of evaluation and planning leading to system installation. This report describes the implementation and performance results over 3 years since the system was placed into use. METHODS Project management software was used to track(More)
In this study, we investigated factors related to students' performance on the ACT. We examined how students' background characteristics, academic achievement in high school, education-related accomplishments and activities, and perceptions o f self and others affect their ACT scores. O f particular interest were the direct and indirect effects o f(More)
BACKGROUND High stakes medical licensing programs are planning to augment and adapt current examinations to be relevant for a two-decision point model for licensure: entry into supervised practice and entry into unsupervised practice. Therefore, identifying which skills should be assessed at each decision point is critical for informing examination(More)
This study examined the combined influences of national levels of socioeconomic status (SES), social capital, and rights and freedoms on population level physical and mental health outcomes. Indicators of mental health were suicide rates, alcohol consumption, and tobacco use. Indicators of physical health included life expectancy, infant mortality rates,(More)
BACKGROUND Responding to mandates from the Accreditation Council for Graduate Medical Education (ACGME) and American Osteopathic Association (AOA), residency programs have developed competency-based assessment tools. One such tool is the American College of Osteopathic Pediatricians (ACOP) program directors' annual report. High-stakes clinical skills(More)
Computational Fluid Dynamic (CFD) modeling of a continuous countercurrent hydrolysis process was performed using ANSYS-CFX. The liquid properties and flow behavior such as density, specific heats, dynamic viscosity, thermal conductivity, and thermal expansivity as well as water solubility of the hydrolysis components triglyceride, diglyceride,(More)
Due to the high-stakes nature of medical exams it is prudent for test agencies to critically evaluate test data and control for potential threats to validity. For the typical multiple station performance assessments used in medicine, it may take time for examinees to become comfortable with the test format and administrative protocol. Since each examinee in(More)