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Biomedical subjects

Dave Collins

Publications and source records attributed to Dave Collins.

6 recordsLinked to original sources

The coaching schematic: validation through expert coach consensus.

Current research in coaching development infers that coaching is predominantly a decision-making process. The same and other research is not, however, informing the coaching development process due to a lack of a big picture approach. Consequently, there is a need for a model of coaching. In this paper, we offer such a model in the form of a schematic that reflects the coaching process from both a content and information-processing stance. To assess the validity of the schematic, 16 expert coaches were interviewed to elicit a complete description of their coaching process. The coaches were then shown a copy of the schematic and asked to comment on its design and content with respect to its accuracy in reflecting their coaching process. Following analysis of the interview, six general categories emerged: Roles, Goals, Typical Actions, Required Knowledge, Support for the Schematic, and Factors Influencing Development. The first four categories clearly displayed an implicit support for the schematic. Furthermore, all coaches offered explicit support for the schematic. Such strong support confirmed that the schematic was valid and could form the basis of focused interventions in coaching development.

Decision Making↗

Electroencephalographic functional equivalence during observation of action.

The purpose of this study was to examine the variability in cortical activation during physical air-rifle shooting and three different observation conditions. Elite air-rifle shooters performed a 40 shot individual match. Electroencephalograms were recorded from 11 active sites across the cortex during the final 6 s (3 x 2 s epochs) before shot release. Data collection was repeated while shooters watched a large-screen video of their worst shot performance from an internal-visual perspective when seated, standing and standing holding their rifle. The hypothesized differences between the three observation conditions and the physical shooting profile were not shown except at the left anterior temporal site, T5. This finding suggests that observation of performance cannot be differentiated clearly by posture or modified through kinetic and haptic afference, and that visual percepts predominate in observational functional equivalence. However, more functionally equivalent observation reduced the observation/execution variability over the temporal areas. Performer debriefs also identified different perceptions of physiological, psychological and behavioural functional equivalence associated with the different observation conditions. We conclude that elite performers' brains are accessed equally effectively during different observation conditions irrespective of some of the physical factors ascribed to the conditions. However, they may require more functionally matched conditions to attain greater equivalence in temporal areas.

Adolescent↗

Expertise and talent development in rugby refereeing: an ethnographic enquiry.

We explore how expertise is obtained in the domain of rugby refereeing. The research data are qualitative and are drawn from an 18 month period working in collaboration with the Rugby Football Union Elite Referee Unit. Adopting an ethnographic mode of enquiry, the study combined long-term participant observation with in-depth interviewing, indirect observations and the collection of artefacts including existing protocol, coach feedback forms and strategic reports. The diversity of methodologies allowed us to examine how expertise is developed across various domains of analysis, including the intrapersonal, interpersonal, group and social perspectives. Building on expertise studies in "deliberate practice", further prerequisites for expertise, at least in this domain and with these participants, incorporated "deliberate experience" and "transfer of skills". Additionally, a key issue in the findings concerns a shift from "descriptive" towards a "non-linear processes"-oriented model of development. We conclude by identifying opportunities and limitations associated with the adoption of ethnography as a method for studying expertise.

Anthropology, Cultural↗

Unnatural selection: talent identification and development in sport.

The early identification of talented individuals has become increasingly important across many performance domains. Current talent identification (TI) schemes in sport typically select on the basis of discrete, unidimensional measures at unstable periods in the athlete's development. In this article, the concept of talent is revised as a complex, dynamical system in which future behaviors emerge from an interaction of key performance determinants such as psychological behaviors, motor abilities, and physical characteristics. Key nonlinear dynamics concepts are related to TI approaches such as sensitivity to initial conditions, transitions, and exponential behavioral distributions. It is concluded that many TI models place an overemphasis on early identification rather than the development of potentially talented performers. A generic model of talent identification and development is proposed that addresses these issues and provides direction for future research.

Achievement↗

Eliminating the dichotomy between theory and practice in talent identification and development: considering the role of psychology.

It is acknowledged that appropriate support and training are essential if talented individuals are to fulfil their potential. The early identification of talented athletes is an increasingly important consideration for researchers and practitioners alike. Once talented individuals have been detected, crucial but limited support resources can be optimally deployed to ensure that their needs are met and that their gifts are developed. However, there is considerable disagreement among experts on what talent is, and which factors can reliably be used within talent identification processes. This paper explores prerequisites to success in sport, and the comparative efficacy of employing these prerequisites within talent identification schemes. It is proposed that talent needs to be reconceptualized so that talent identification and talent development processes are perceived to be dynamic and interrelated. Additionally, the need to place greater emphasis on the capacity of a child to develop in sport and the psychological factors that underpin this process is highlighted. To this end, it is advocated that talent identification and development schemes, while emphasizing the multidimensional nature of talent, need to recognize the essential role of psychology in the ability of individuals to fulfil their sporting potential.

Humans↗