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Snitches get Stitches and End up in Ditches: A Systematic Review of the Factors Associated with Whistleblowing Intentions (2021)
Journal Article
Nicholls, A. R., Fairs, L. R., Toner, J., Jones, L., Mantis, C., Barkoukis, V., …Schomöller, A. (in press). Snitches get Stitches and End up in Ditches: A Systematic Review of the Factors Associated with Whistleblowing Intentions. Frontiers in Psychology, https://doi.org/10.3389/fpsyg.2021.631538

Blowing the whistle on corruption or wrongdoing can facilitate the detection, investigation, and then prosecution of a violation that may have otherwise gone undetected. The purpose of this systematic review was to identify the factors that are assoc... Read More about Snitches get Stitches and End up in Ditches: A Systematic Review of the Factors Associated with Whistleblowing Intentions.

Pleasant emotions widen thought-action repertoires, develop long-term resources, and improve reaction time performance: A multi-study examination of the Broaden-and-Build theory among athletes (2021)
Journal Article
Perry, J. L., Burke, R., Toner, J., Thompson, M., & Nicholls, A. R. (2021). Pleasant emotions widen thought-action repertoires, develop long-term resources, and improve reaction time performance: A multi-study examination of the Broaden-and-Build theory among athletes. Journal of sport & exercise psychology, 43(2), 155-170. https://doi.org/10.1123/JSEP.2020-0192

The authors investigated relationships between emotions, coping, and resilience across two studies. In Study 1a, 319 athletes completed dispositional questionnaires relating to the aforementioned constructs. In Study 1b, 126 athletes from Study 1a re... Read More about Pleasant emotions widen thought-action repertoires, develop long-term resources, and improve reaction time performance: A multi-study examination of the Broaden-and-Build theory among athletes.

Investigating the alignment between coaches’ ideological beliefs and academy philosophy in professional youth football (2020)
Journal Article
Hall, J., Cope, E., Townsend, R. C., & Nicholls, A. R. (in press). Investigating the alignment between coaches’ ideological beliefs and academy philosophy in professional youth football. Sport, Education and Society, https://doi.org/10.1080/13573322.2020.1856061

© 2020 Informa UK Limited, trading as Taylor & Francis Group. The impacts of professional sporting culture and institutional discourse on coaching practices and ideologies have largely been unconsidered and undiscussed. Understanding coaching pract... Read More about Investigating the alignment between coaches’ ideological beliefs and academy philosophy in professional youth football.

A feasibility randomised controlled trial examining the effects of the Anti-Doping Values in Coach Education (ADVICE) mobile application on doping knowledge and attitudes towards doping among grassroots coaches (2020)
Journal Article
Nicholls, A., Fairs, L., Plata-Andrés, M., Bailey, ​., Cope, ​., Madigan, ​. D. J., …​ Chanal​, ​. (2020). A feasibility randomised controlled trial examining the effects of the Anti-Doping Values in Coach Education (ADVICE) mobile application on doping knowledge and attitudes towards doping among grassroots coaches. BMJ Open Sport and Exercise Medicine, 6(1), https://doi.org/10.1136/bmjsem-2020-000800

Objectives Sports coaches are influential in whether athletes dope, but receive very little anti-doping education, particularly within entry level coaching qualifications. We tested the feasibility of an anti-doping intervention, delivered via a mobi... Read More about A feasibility randomised controlled trial examining the effects of the Anti-Doping Values in Coach Education (ADVICE) mobile application on doping knowledge and attitudes towards doping among grassroots coaches.

The Susceptibles, Chancers, Pragmatists, and Fair Players: An Examination of the Sport Drug Control Model for Adolescent Athletes, Cluster Effects, and Norm Values Among Adolescent Athletes (2020)
Journal Article
Nicholls, A. R., Levy, A. R., Meir, R., Sanctuary, C., Jones, L., Baghurst, T., …Perry, J. L. (2020). The Susceptibles, Chancers, Pragmatists, and Fair Players: An Examination of the Sport Drug Control Model for Adolescent Athletes, Cluster Effects, and Norm Values Among Adolescent Athletes. Frontiers in Psychology, 11, https://doi.org/10.3389/fpsyg.2020.01564

© Copyright © 2020 Nicholls, Levy, Meir, Sanctuary, Jones, Baghurst, Thompson and Perry. Although there are few high-profile cases of adolescent athletes being caught doping, up to a third of young athletes may dope. In order to generate a more accur... Read More about The Susceptibles, Chancers, Pragmatists, and Fair Players: An Examination of the Sport Drug Control Model for Adolescent Athletes, Cluster Effects, and Norm Values Among Adolescent Athletes.

high INtensity Interval Training In pATiEnts with intermittent claudication (INITIATE): protocol for a multi-centre, proof-of-concept, prospective interventional study (2020)
Journal Article
Pymer, S., Harwood, A., Ibeggazene, S., McGregor, G., Huang, C., Twiddy, M., …Chetter, I. C. (2020). high INtensity Interval Training In pATiEnts with intermittent claudication (INITIATE): protocol for a multi-centre, proof-of-concept, prospective interventional study. BMJ open, 10(7), https://doi.org/10.1136/bmjopen-2020-038825

Introduction: The first-line recommended treatment for patients with intermittent claudication (IC), is a supervised exercise programme (SEP), which includes a minimum of 2 hours exercise per week over a 12-week period. However, provision, uptake, an... Read More about high INtensity Interval Training In pATiEnts with intermittent claudication (INITIATE): protocol for a multi-centre, proof-of-concept, prospective interventional study.

The effects of the iPlayClean education programme on doping attitudes and susceptibility to use banned substances among high-level adolescent athletes from the UK: A cluster-randomised controlled trial (2020)
Journal Article
Thompson, M. A., Morley, D., Abt, G., Nicholls, A. R., Rothwell, M., Cope, E., …Huang, C. (2020). The effects of the iPlayClean education programme on doping attitudes and susceptibility to use banned substances among high-level adolescent athletes from the UK: A cluster-randomised controlled trial. International Journal of Drug Policy, 82, https://doi.org/10.1016/j.drugpo.2020.102820

Background: This study examined the effects of the iPlayClean anti-doping intervention on attitudes towards doping and susceptibility, and whether delivery mode affected the results. Methods: A total of 1,081 high-level UK athletes (14-18 years old... Read More about The effects of the iPlayClean education programme on doping attitudes and susceptibility to use banned substances among high-level adolescent athletes from the UK: A cluster-randomised controlled trial.

The Effects of the iPlayClean Education Programme on Doping Attitudes and Susceptibility to use Banned Substances among High-Level Adolescent Athletes from the UK: A Cluster-Randomised Control Trial (2020)
Journal Article
Nicholls, A., Morley, D., Thompson, M. A., Huang, C., Abt, G., Rothwell, M., …Ntoumanis, N. (in press). The Effects of the iPlayClean Education Programme on Doping Attitudes and Susceptibility to use Banned Substances among High-Level Adolescent Athletes from the UK: A Cluster-Randomised Control Trial. International Journal of Drug Policy,

Background: This study examined the effects of the iPlayClean anti-doping intervention on attitudes towards doping and susceptibility, and whether delivery mode affected the results. Methods: A total of 1,081 high-level UK athletes (14-18 years old... Read More about The Effects of the iPlayClean Education Programme on Doping Attitudes and Susceptibility to use Banned Substances among High-Level Adolescent Athletes from the UK: A Cluster-Randomised Control Trial.

Stress appraisals influence athletic performance and psychophysiological response during 16.1 km cycling time trials (2020)
Journal Article
Thompson, M. A., Toner, J., Perry, J. L., Burke, R., & Nicholls, A. R. (2020). Stress appraisals influence athletic performance and psychophysiological response during 16.1 km cycling time trials. Psychology of sport and exercise, 49(July), https://doi.org/10.1016/j.psychsport.2020.101682

Objectives: We examined how stress appraisals were associated with emotions, coping behaviours, as well as subjective and objective measures of performance. Design: Prospective field- and laboratory-based studies. Methods: In Study 1, 192 athletes... Read More about Stress appraisals influence athletic performance and psychophysiological response during 16.1 km cycling time trials.

Coping tendencies and changes in athlete burnout over time (2020)
Journal Article
Madigan, D. J., Madigan, D. . J., Rumbold, J. L., Gerber, M., & Nicholls, A. R. (2020). Coping tendencies and changes in athlete burnout over time. Psychology of sport and exercise, 48, https://doi.org/10.1016/j.psychsport.2020.101666

Burnout can lead to numerous negative outcomes for athletes. While we know a reasonable amount about how athlete burnout develops over time, we know comparably less about the role of coping in this process. The present study aimed to help address thi... Read More about Coping tendencies and changes in athlete burnout over time.

Cheater, cheater, pumpkin eater: the Dark Triad, attitudes towards doping, and cheating behaviour among athletes (2019)
Journal Article
Madigan, D. J., Duncan, L., Hallward, L., Lazuras, L., Bingham, K., Fairs, L. R., & Nicholls, A. R. (2020). Cheater, cheater, pumpkin eater: the Dark Triad, attitudes towards doping, and cheating behaviour among athletes. European journal of sport science : the official journal of the European College of Sport Science, 20(8), 1124-1130. https://doi.org/10.1080/17461391.2019.1694079

We examined the relationships between the Dark Triad personality traits (Machiavellianism, narcissism, and psychopathy), attitudes towards doping, and cheating behaviour among athletes. One-hundred and sixty-four athletes completed a completed a matr... Read More about Cheater, cheater, pumpkin eater: the Dark Triad, attitudes towards doping, and cheating behaviour among athletes.

The development and validation of the Adolescent Sport Drug Inventory (ASDI) among athletes from four continents (2019)
Journal Article
Nicholls, A. R., Levy, A. R., Meir, R., Sanctuary, C., Jones, L., Baghurst, T., …Perry, J. L. (2019). The development and validation of the Adolescent Sport Drug Inventory (ASDI) among athletes from four continents. Psychological assessment, 31(11), 1279–1293. https://doi.org/10.1037/pas0000750

A significant barrier to understanding the psychosocial antecedents of doping use among adolescent athletes is the lack of valid measures. In order to address this issue, the first aim of this paper was to develop and validate the Adolescent Sport Dr... Read More about The development and validation of the Adolescent Sport Drug Inventory (ASDI) among athletes from four continents.

The dark triad in male and female athletes and non-athletes: Group differences and psychometric properties of the short dark triad (SD3) (2019)
Journal Article
Vaughan, R., Madigan, D., Carter, G., & Nicholls, A. R. (2019). The dark triad in male and female athletes and non-athletes: Group differences and psychometric properties of the short dark triad (SD3). Psychology of sport and exercise, 43, 64-72. https://doi.org/10.1016/j.psychsport.2019.01.002

© 2019 Elsevier Ltd Objectives: The Short Dark Triad (SD3) is a popular, brief measure of narcissism, Machiavellianism, and psychopathy, which are known as the Dark Triad. The present study adopted this measure and had two aims. First, to assess the... Read More about The dark triad in male and female athletes and non-athletes: Group differences and psychometric properties of the short dark triad (SD3).

The prevalence and influence of psychosocial factors on technical refinement amongst highly-skilled tennis players (2018)
Journal Article
Toner, J., Carson, H. J., Collins, D., & Nicholls, A. (2020). The prevalence and influence of psychosocial factors on technical refinement amongst highly-skilled tennis players. International Journal of Sport and Exercise Psychology, 18(2), 201-217. https://doi.org/10.1080/1612197X.2018.1511621

The present study investigated the prevalence and influence of psychosocial factors amongst a sample of highly-skilled athletes who had previously attempted to refine their technique. Semi-structured qualitative interviews were conducted with eight t... Read More about The prevalence and influence of psychosocial factors on technical refinement amongst highly-skilled tennis players.

The prevalence of pseudoscientific ideas and neuromyths among sports coaches (2018)
Journal Article
Bailey, R. P., Madigan, D. J., Cope, E., & Nicholls, A. R. (2018). The prevalence of pseudoscientific ideas and neuromyths among sports coaches. Frontiers in Psychology, 9(MAY), https://doi.org/10.3389/fpsyg.2018.00641

There has been an exponential growth in research examining the neurological basis of human cognition and learning. Little is known, however, about the extent to which sports coaches are aware of these advances. Consequently, the aim of the present st... Read More about The prevalence of pseudoscientific ideas and neuromyths among sports coaches.

The independent and interactive effects of the big five personality dimensions upon dispositional coping and coping effectiveness in sport (2017)
Journal Article
Kaiseler, M., Levy, A., Nicholls, A. R., & Madigan, D. J. (2019). The independent and interactive effects of the big five personality dimensions upon dispositional coping and coping effectiveness in sport. International Journal of Sport and Exercise Psychology, 17(4), 410-426. https://doi.org/10.1080/1612197X.2017.1362459

We examined the independent and interactive effects of the Big-Five personality traits on dispositional coping and coping effectiveness among athletes. Participants were 400 athletes (mean age 22.97, s =7.00) from the United Kingdom. The athletes com... Read More about The independent and interactive effects of the big five personality dimensions upon dispositional coping and coping effectiveness in sport.

Perceptions of the coach-athlete relationship predict the attainment of mastery achievement goals six months later : a two-wave longitudinal study among F.A. Premier League academy soccer players (2017)
Journal Article
Nicholls, A. R., Earle, K., Earle, F., & Madigan, D. J. (2017). Perceptions of the coach-athlete relationship predict the attainment of mastery achievement goals six months later : a two-wave longitudinal study among F.A. Premier League academy soccer players. Frontiers in Psychology, 8, https://doi.org/10.3389/fpsyg.2017.00684

All football teams that compete within the F. A. Premier League possess an academy, whose objective is to produce more and better home-grown players that are capable of playing professionally. These young players spend a large amount of time with the... Read More about Perceptions of the coach-athlete relationship predict the attainment of mastery achievement goals six months later : a two-wave longitudinal study among F.A. Premier League academy soccer players.

Personality traits and performance enhancing drugs : the dark triad and doping attitudes among competitive athletes (2017)
Journal Article
Nicholls, A. R., Madigan, D. J., Backhouse, S. H., & Levy, A. R. (2017). Personality traits and performance enhancing drugs : the dark triad and doping attitudes among competitive athletes. Personality and individual differences, 112, 113-116. https://doi.org/10.1016/j.paid.2017.02.062

The use of performance enhancing drugs, also known as doping, can represent a serious threat to an athlete’s psychological and physical health and contravenes the spirit of sport. Scholars identified attitudes towards doping as a crucial factor that... Read More about Personality traits and performance enhancing drugs : the dark triad and doping attitudes among competitive athletes.

The psychological challenges of living with an ileostomy: an interpretative phenomenological analysis (2017)
Journal Article
Smith, J. A., Spiers, J., Simpson, P., Nicholls, A. R., Nicholls, A., & Smith, J. (2017). The psychological challenges of living with an ileostomy: an interpretative phenomenological analysis. Health Psychology, 36(2), 143-151. https://doi.org/10.1037/hea0000427

Objectives: Ileostomy, in which the small intestine is re-directed out of an abdominal wall so that waste is collected using a bag, is used to treat conditions including Inflammatory Bowel Disease and colorectal cancer. This paper reports an in depth... Read More about The psychological challenges of living with an ileostomy: an interpretative phenomenological analysis.

Evaluation of an online educational tool designed to reduce stress and boost well-being for people living with an ileostomy : a framework analysis (2017)
Journal Article
Spiers, J., Nicholls, A., & Simpson, P. (2017). Evaluation of an online educational tool designed to reduce stress and boost well-being for people living with an ileostomy : a framework analysis. International journal of applied psychology, 7(1), 10-18. https://doi.org/10.5923/j.ijap.20170701.02

Ileostomies, in which the small intestine is re-directed out of a stoma in the stomach so that waste is collected using a bag, are using to treat conditions such as bowel cancer and Inflammatory Bowel Disease. Previous research has shown that life wi... Read More about Evaluation of an online educational tool designed to reduce stress and boost well-being for people living with an ileostomy : a framework analysis.