In this paper, we report on the structural nexus of one youth's gaming practices across contexts and over time. We utilize data from an ethnography of youth science and technology learning, as well as expertise development, across settings and developmental time. We use Ole Dreier's theory of persons to understand how this youth is able to develop…

This study seeks to improve the contributions of performance consultants, instructional design consultants, and training consultants by explaining the effect that several variables have on trust as a mediator to relationship commitment within the context of the client-consultant relationship. The participants were 228 college students from two…

The Geriatric Scholar Program (GSP) is a Department of Veterans Affairs' (VA) workforce development program to infuse geriatrics competencies in primary care. This multimodal educational program is targeted to primary care providers and ancillary staff who work in VA's rural clinics. GSP consists of didactic education and training in geriatrics…

This chapter examines the following central question: How do direct democratic ballot initiatives affect the public good? A second, related question is this: When voters collectively make policy decisions, what responsibilities do researchers have to contribute to informing public deliberation about the relevant issues? In an attempt to answer…

Six young deafblind adults took a 1-week course on civic engagement and advocacy, which provided the focus for a participatory action research study with a collective case study design. They selected advocacy topics, were briefed on these policy issues, and were paired with experienced mentors for meetings with legislators in Washington, DC. Eight…

This paper presents research findings related to the "Dynamic Enhanced Evaluation of Problem Solving (DEEP)" (Spector & Koszalka, 2004) methodology for assessing how participants conceptualize ill-defined problems in biology using annotated concept maps. The methodology engages highly experienced (expert) and less experienced…

This qualitative phenomenological study explored the lived experiences of 20 early adopter consumers, who used social networks in their decision-making process to purchase a component or complete high-technology home entertainment system. Four core themes of communication, convenience, cost, and technology emerged. Subthemes encompassed…

In this commentary on the paper by the Bank Street Reading and Literacy Alumnae Group, Korthagen states that, while it provides an excellent example of how fruitful professional development can be when it is grounded in the needs and strengths of the people involved; regretfully, many traditional approaches to professional development are based on…

The following empirical study examines the acquisition of expertise. The model structures in the domain of empirical methodologies were examined in a time period of two semesters. At each measurement point (N = 5), the model structures of the reference groups were compared with those of the group of learners. The group of learners consisted of (N…

This article reports on differences between expert and aspiring principals. Following the work of Leithwood and colleagues, we asked expert and aspiring principals to respond to ill-structured written problem scenarios. Our sample of 44 included 20 expert principals and 24 aspiring principals. The aspiring principals were from a cohort of…

In laboratory studies of social referencing, infants as young as 12 months have been reported to prefer looking at the experimenter over the caregiver for clarifying information. From an expertise perspective, such behavior could be interpreted as if the infant seeks information from others and can discriminate between persons who have or do not…

This paper aims to show how training in psychology leads students (at the beginning and the end of their studies) to consider that psychological disorders result from dispositional factors specific to the patients, particularly in therapeutic failure (fundamental attribution error and hindsight bias). Faced with a clinical case of a somatic…

Despite the acknowledged complexity of the expertise of teacher educators (Cochran-Smith, M. (2003). Learning and unlearning: the education of teacher educators. "Teaching and Teacher Education," 19, 5--28), there is limited research attending to what teacher educators need to know and how they develop this expertise. This self-study draws from…

Given the nature of the valuation task environment appraisers are often made aware of previous value opinions rendered by appraisers, commonly in the form of an historic appraisal. And, because an appraisal task involves the rendering of market value, a hypothetical, unobservable construct based on probabilities, direct feedback against this…

Nearly 40 years after the reauthorization of the Higher Education Act directed aid from institutions to students in an effort to enhance student choice and opportunity, the system of higher education continues to be widely stratified with regard to college degree attainment across family income levels and with regard to the distribution of…