Individual differences in response to a given treatment have been a longstanding interest in education. While many evaluation studies focus on average treatment effects (i.e., the effects of treatments on the levels of outcomes of interest), this paper additionally considers estimating the effects of treatments on the dispersion in outcomes.…

Purpose: To examine substance use differences among African-American adolescents living in rural and more urban areas in Iowa and Georgia and factors thought to be related to those differences. Specifically, negative affect and perceived availability were examined as mediators of the relation between community size and alcohol, tobacco, and drug…

Background: The international literature has documented that self-determination is impacted by environmental factors, including living or work settings; and by intraindividual factors, including intelligence level, age, gender, social skills and adaptive behaviour. In addition, self-determination has been correlated with improved quality of life…

Implementation of information systems has lagged in many areas of clinical healthcare for a variety of reasons. Economics, data complexity and resistance are among the often quoted roadblocks. Research suggests that physicians play a major part in the adoption, use and diffusion of information technology (IT) in clinical settings. There are also…

This study investigated the differences between demographic, enrollment, academic, and self-directed learning characteristics of completers and noncompleters in online courses at one community college. The study also obtained students' self-reported reasons for not completing their coursework. No significant differences were found in the…

This book defines and reviews five central problems in the study of second language acquisition (SLA): (subconscious) transfer, staged development, cross-learner systematicity, incompleteness, and variability. The central thesis of the text is that linguistic knowledge is an autonomous component of SLA, distinct from the socially determined use of…

This paper explains the rationale for utilizing computer-based, hypermedia tutorials for radiology education and presents the results of a field test of this educational technique. It discusses the development of the hypermedia tutorials at Montreal General Hospital (Quebec, Canada) in 1991-92 and their use in the radiology residency program. The…

Although the quest for better measurement of individual job performance has generated considerable empirical research in industrial and organizational psychology, the feeling persists that a good job is not really being done in measuring job performance. This research project investigated the effects of differences in both individual and systems…

An attempt is made to elaborate a theoretical base about the functions and effects of embedded support devices (ESDs), considering the extent to which students actually use ESDs. ESDs are a set of activating, structuring, and motivating extras in study materials that are designed to support the individual study process. The report describes the…

This paper presents results from a number of trials of a new approach in assessing student conceptions in physics and changes in these conceptions over time. The goal was to explore the potential of Personal Construct Psychology and its central tool, Repertory Grid Technique, to aid in the diagnosis of learner difficulties and eventually the…

Understanding learning differences and how they function in the classroom is important to both students and teachers. The learning preferences described in this handbook are based on the concepts of psychological type developed by Carl Jung. Jung identified three sets of psychological processes, the areas of attitude (orientation), perception, and…

Teacher immediacy has been a widely studied construct with the overall finding that being immediate is good. Verbal and nonverbal immediacy has been associated with increased motivation to study and learning. The most common methodology used to measure teacher immediacy has been student reports. An underlying assumption of this methodology is that…

This paper proposes that mild learning disability may often be more the result of teaching which ignores individual differences in learning style than the result of psychological processing and/or central nervous system disorders that are characteristic of true learning disabilities. A brief overview of learning disability identification explains…

A study explored girls' emerging attitudes toward breast care and breast self-exam (BSE) and the extent to which girls had given thought to these issues. Analyses focused specifically on individual differences related to age, stage of breast development, perceived normalcy of breast development, and body image. The sample consisted of 43 white,…

This guide to educational services for individuals with traumatic brain injury emphasizes that there is no such thing as a typical brain injury and that each child's recovery is unique. It stresses the schools' responsibility to serve these children's educational, psychological, emotional, communicative, and/or health needs, and urges public…