A Performance Enhancement Program for a College Football Team: One Incredible Season

1987 ◽  
Vol 1 (3) ◽  
pp. 224-236 ◽  
Author(s):  
Richard M. Fenker ◽  
Judith G. Lambiotte

This article presents a case study describing the development and implementation of a performance enhancement program for a major college football team. The program used imagery training techniques in conjunction with a process-oriented approach to performance to help the team achieve its best record in 20 years. Data on the individual players’ game grades, their evaluation of the enhancement program, and their strategy for reaching an optimal mental state were collected. In all, 86% of the starters evaluated the program’s overall value to the team as being important or very significant. Multiple regression analyses were used to predict starters’ game grades and consistency ratings from the athletes’ preparation and performance (readiness) strategies. Details of the imagery training procedures and other enhancement techniques are included.

Author(s):  
Peter Peeling ◽  
Linda M. Castell ◽  
Wim Derave ◽  
Olivier de Hon ◽  
Louise M. Burke

Athletes are exposed to numerous nutritional products, attractively marketed with claims of optimizing health, function, and performance. However, there is limited evidence to support many of these claims, and the efficacy and safety of many products is questionable. The variety of nutritional aids considered for use by track-and-field athletes includes sports foods, performance supplements, and therapeutic nutritional aids. Support for sports foods and five evidence-based performance supplements (caffeine, creatine, nitrate/beetroot juice, β-alanine, and bicarbonate) varies according to the event, the specific scenario of use, and the individual athlete’s goals and responsiveness. Specific challenges include developing protocols to manage repeated use of performance supplements in multievent or heat-final competitions or the interaction between several products which are used concurrently. Potential disadvantages of supplement use include expense, false expectancy, and the risk of ingesting banned substances sometimes present as contaminants. However, a pragmatic approach to the decision-making process for supplement use is recommended. The authors conclude that it is pertinent for sports foods and nutritional supplements to be considered only where a strong evidence base supports their use as safe, legal, and effective and that such supplements are trialed thoroughly by the individual before committing to use in a competition setting.


2021 ◽  
Vol 30 (4) ◽  
pp. 493-506
Author(s):  
S Kimm ◽  
SL Rauterberg ◽  
J Bill ◽  
J Stracke ◽  
N Kemper ◽  
...  

In this case study, a housing system for rabbits (Oryctolagus cuniculus) was developed, complying with the new German Welfare Regulation, and evaluated on-farm with regard to the rabbits' behaviour during four fattening periods. The housing system was characterised by the large group size of fatteners (maximum 65 animals per group, 12 animals per m²) due to the merging of six former single units for does and their litters, post-weaning. A large elevated platform, a box with a roof (small elevated platform), a tube and gnawing materials were made available per unit. The aim being to assess the suitability of the housing system for rabbits with regard to animal welfare, based on behavioural analyses. Therefore, the use of space by the rabbits (n = 247) was investigated by video analysis (instantaneous scan sampling) during daytime. Additionally, the individual behaviour of 20 focal rabbits in different locations was assessed by continuous sampling. Results showed that rabbits preferred to huddle together in the outer units in the first weeks post-weaning. The highest animal densities were found under and in front of the large and on the small platforms. The large platforms were visited increasingly from the 10th fattening day onwards. Elevated platforms supported resting and comfort behaviours. Nonelevated open-top areas enabled upright positions and locomotor behaviours. Aggression and stereotypic behaviours rarely occurred. We conclude that the housing system supported species-specific behaviour and seemed to cater for the needs of rabbits in terms of welfare. Nevertheless, further investigation is needed to ascertain the effects on animal health and performance.


2022 ◽  
pp. 030573562110420
Author(s):  
Aoife Hiney

This case study focuses on the processes involved in co-constructing an interpretation of Mario Castelnuovo-Tedesco’s Romancero Gitano with a non-professional choir. Rehearsals began in April 2018 and culminated with a performance in June 2018. In order to develop an understanding of the individual and collective processes involved, data were generated through autoethnography and journaling. These texts tracked our regular weekly rehearsals, any extra individual practice, and the performance experience. Seven journals were subsequently compiled and analyzed together with my autoethnography. The findings show that the bulk of the writings focused on technical questions like correctly executing the information contained in the score, with significantly fewer references to other aspects of musical interpretation, such as timbre, or personal reflections regarding our perception of the music and our journey in learning and performing the work. Furthermore, the texts reveal a hierarchical structure within the choir, especially related to perceived levels of musical literacy and/or institutionalized knowledge. In this article, I discuss the various experiences relating to the process of co-constructing a musical interpretation, together with the potential of journaling to develop reflexive, conscious, and inclusive processes of collective musical development within the context of a non-professional choir.


2022 ◽  
Vol 9 (1) ◽  
pp. 33
Author(s):  
Sam McDevitt ◽  
Haley Hernandez ◽  
Jamison Hicks ◽  
Russell Lowell ◽  
Hamza Bentahaikt ◽  
...  

Wearable technologies are emerging as a useful tool with many different applications. While these devices are worn on the human body and can capture numerous data types, this literature review focuses specifically on wearable use for performance enhancement and risk assessment in industrial- and sports-related biomechanical applications. Wearable devices such as exoskeletons, inertial measurement units (IMUs), force sensors, and surface electromyography (EMG) were identified as key technologies that can be used to aid health and safety professionals, ergonomists, and human factors practitioners improve user performance and monitor risk. IMU-based solutions were the most used wearable types in both sectors. Industry largely used biomechanical wearables to assess tasks and risks wholistically, which sports often considered the individual components of movement and performance. Availability, cost, and adoption remain common limitation issues across both sports and industrial applications.


2019 ◽  
Vol 25 (3) ◽  
pp. 1-10
Author(s):  
Rami Raad Ahmed Al-Ani ◽  
Basim Hussein Khudair Al-Obaidi

Sewer system plays an indispensable task in urban cities by protecting public health and the environment. The operation, maintenance, and rehabilitation of this network have to be in a sustainable and scientific manner. For this purpose, it is important to support operators, decision makers and municipalities with performance evaluation procedure that is based on operational factors. In this paper, serviceability and performance indicator (PI) principles are employed to propose methodology comprising two enhanced PI curves that can be used to evaluate the individual sewers depending on operational factors such as flowing velocity and wastewater level in the sewers. In order to test this methodology; a case study of al-Rusafa in Baghdad city is studied in which two combined trunk sewers are serving (Zeblin and ET-trunks). Hydraulic analysis for two scenarios (average and peak dry weather flows) is performed; afterward, performance evaluation showed a sub-index ranging from 0.5 (minimum level of performance) to one (excellent performance) which implicate that these two trunks, if well maintained will provide sufficient service to the catchment. By applying the serviceability and PI principles; a prioritizing tool is provided which help decision makers towards better management of the sewerage system.  


2022 ◽  
Vol 18 (2) ◽  
pp. 1-26
Author(s):  
Md Adnan Zaman ◽  
Rajeev Joshi ◽  
Srinivas Katkoori

For memristive crossbar arrays, currently, no high-level design validation and early space exploration tools exist in the literature. Such tools are essential to quickly verify the design functionality as well as compare design alternatives in terms of power and performance. In this work, we propose a VHDL-based framework that enables us to quickly perform behavioral simulation as well as estimate dynamic energy consumption and speed of any large memristive crossbar array. We propose a high-level (VHDL) model of a memristor based on which crossbar architectures can be modeled. The individual memristor model is embedded with power and delay numbers obtained from a detailed memristor model. We demonstrate the framework for MAGIC-style memristive crossbars. We validate the framework against detailed Verilog-A based model on fifteen combinational benchmarks. For the single row model, we obtained 153x simulation speedup over HSPICE, average estimation errors of 6.64% and 0% for dynamic energy consumption and cycle-time, respectively. For the transpose model, we obtained average estimation errors of 5.51% and 10.90% for dynamic energy consumption and cycle-time, respectively. We also extend our framework to support another prominent logic style and validate through a case study. The proposed framework can be easily extended to other emerging technologies.


2019 ◽  
Vol 16 (28) ◽  
pp. 26-47
Author(s):  
JOÃO MUNIZ JÚNIOR ◽  
WILTON CARLOS LIMA DA SILVA

O presente estudo tem como objeto de análise aspectos da escrita memorialística do historiador, jornalista e militar  Nelson Werneck Sodré a fim de identificar escolhas narrativas que reflitam sobre as “virtudes epistêmicas” e a “performance” no interior de uma área de expertise, de maneira que tal narrativa autobiográfica descreva não só o percurso individual, como também alguns meandros da vivência e da disciplina acadêmica. Palavras-chave: Virtudes Epistêmicas.Performance.Nelson Werneck Sodré.   EPISTEMIC VIRTUES AND PERFORMANCE IN SELF-WRITING BY NELSON WERNECK SODRÉ Abstract: The present study has the purpose of analyzing aspects of the memorialistic writing of the historian, journalist and military Nelson Werneck Sodré, in order to identify narrative choices that reflect on the “epistemic virtues” and the “performance” within an area of expertise, such autobiographical narrative describes not only the individual course, but also some meanders of living experience and academic discipline. Keywords: Epistemic Virtues. Performance. Nelson Werneck Sodré. VIRTUDES EPISTÉMICAS Y PERFORMANCE EN LA ESCRITA DE SI DE NELSON WERNECK SODRÉ Resumen: El presente estudio tiene como objeto de análisis aspectos de la escritura memorialística del historiador, periodista y militar Nelson Werneck Sodré a fin de identificar elecciones narrativas que reflejen sobre las “virtudes epistémicas” y la “performance” dentro de un área de expertise, de manera que tal narrativa autobiográfica describa no sólo el recorrido individual, sino también algunos meandros de la vivencia y de la disciplina académica. Palabras clave: Virtudes Epistémicas. Performance. Nelson Werneck Sodré.


2006 ◽  
Vol 11 (3) ◽  
pp. 221-227 ◽  
Author(s):  
JAMIE BULLOCK ◽  
LAMBERTO COCCIOLI

In this article we describe a new approach to performing musical works that use Yamaha DX7-based synthesis. We also present an implementation of this approach in a performance system for Madonna of Winter and Spring by Jonathan Harvey. The Integra Project, ‘A European Composition and Performance Environment for Sharing Live Music Technologies’ (a three year co-operation agreement part financed by the European Commission, ref. 2005-849), is introduced as framework for reducing the difficulties with modernising and preserving works that use live electronics.


2007 ◽  
Vol 1 (2) ◽  
pp. 190-197 ◽  
Author(s):  
Charles A. Maher

This article reflects a response to the case of a freshman student-athlete lacrosse player who was in the process of transitioning into a Division I environment. Within the context of the case response, guidelines were provided for assessment of the student-athlete at four separate, yet interrelated levels of psychological development. These levels were: as a person; as a student-athlete who exists in a high-risk environment; as a teammate; and as a performer in the sport of lacrosse. Relatedly, it was suggested how the strengths and needs of this individual could be assessed and how resulting needs assessment information could be used in the design of an individual plan for the student-athlete. As such, it was suggested that the individual plan would most likely center on helping the individual to become increasingly aware of herself as a person and performer, to offer guidance in adhering to her physical rehabilitation, and to develop a routine for her daily preparation and for monitoring her practice and game performances. The case response concludes with a description of a framework for determining the student-athlete’s readiness for engaging in the plan and its activities.


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