Steve Barrett PhD

Vice President of Sports Performance Research Innovation at Playermaker

Research Expertise

Applied Sport Science

About

A dynamic and results-driven leader with 18+ years of experience leading teams in professional sports the private sector. A proven record in research-driven innovation talent ID strategies performance enhancement and team leadership. Passionate about driving standards and strategic growth through cutting-edge technologies and methodologies.

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Publications

PlayerLoad™: Reliability, Convergent Validity, and Influence of Unit Position during Treadmill Running
International Journal of Sports Physiology and Performance
2014
Motion analysis of match-play in elite U12 to U16 age-group soccer players
Journal of Sports Sciences
2010
Methods of monitoring the training and match load and their relationship to changes in fitness in professional youth soccer players
Journal of Sports Sciences
2012
Integrating the Internal and External Training Loads in Soccer
International Journal of Sports Physiology and Performance
2014
Effects of different half‐time strategies on second half soccer‐specific speed, power and dynamic strength
Scandinavian Journal of Medicine & Science in Sports
2011
Within-Match PlayerLoad™ Patterns During a Simulated Soccer Match: Potential Implications for Unit Positioning and Fatigue Management
International Journal of Sports Physiology and Performance
2016
Individualisation of Time-Motion Analysis: A Method Comparison and Case Report Series
International Journal of Sports Medicine
2014
Understanding the presence of mental fatigue in English academy soccer players
Journal of Sports Sciences
2020
Initiation of the oestrous cycle in the ewe by infusions of PGF 2 alpha-to the autotransplanted ovary
Reproduction
1971
Mental Fatigue in Football: Is it Time to Shift the Goalposts? An Evaluation of the Current Methodology
Sports Medicine
2018
The within-match patterns of locomotor efficiency during professional soccer match play: Implications for injury risk?
Journal of Science and Medicine in Sport
2016
The effect of bio-banding on physical and psychological indicators of talent identification in academy soccer players
Science and Medicine in Football
2021
The Influence of Playing Position and Contextual Factors on Soccer Players’ Match Differential Ratings of Perceived Exertion: A Preliminary Investigation
Sports
2018
Re-examination of the post half-time reduction in soccer work-rate
Journal of Science and Medicine in Sport
2013
To infinity and beyond: the use of GPS devices within the football codes
Science and Medicine in Football
2019
Submaximal Fitness Tests in Team Sports: A Theoretical Framework for Evaluating Physiological State
Sports Medicine
2022
The Validity of External:Internal Training Load Ratios in Rested and Fatigued Soccer Players
Sports
2018
Agreement among Healthcare Professionals in Ten European Countries in Diagnosing Case-Vignettes of Surgical-Site Infections
PLoS ONE
2013
A match-day analysis of the movement profiles of substitutes from a professional soccer club before and after pitch-entry
PLOS ONE
2019
A New Foot-Mounted Inertial Measurement System in Soccer: Reliability and Comparison to Global Positioning Systems for Velocity Measurements During Team Sport Actions
Journal of Human Kinetics
2021
Monitoring Elite Soccer Players’ External Loads Using Real-Time Data
International Journal of Sports Physiology and Performance
2017
Submaximal Fitness Test in Team Sports: A Systematic Review and Meta-Analysis of Exercise Heart Rate Measurement Properties
Sports Medicine - Open
2023
Quantifying technical actions in professional soccer using foot-mounted inertial measurement units
Science and Medicine in Football
2021
Anticancer activity, DNA binding and cell mechanistic studies of estrogen-functionalised Cu(II) complexes
JBIC Journal of Biological Inorganic Chemistry
2019
Quantifying volume and high-speed technical actions of professional soccer players using foot-mounted inertial measurement units
PLOS ONE
2022
Perceptions of professional soccer coaches, support staff and players toward virtual reality and the factors that modify their intention to use it
PLOS ONE
2021
Understanding the Influence of the Head Coach on Soccer Training Drills—An 8 Season Analysis
Applied Sciences
2020
Quantifying the Peak Physical Match-Play Demands of Professional Soccer Substitutes Following Pitch-Entry: Assessing Contextual Influences
Research Quarterly for Exercise and Sport
2020
Individual Self, Sage Discourse, and Parental Authority: Why Do Confucian Students Reject Further Confucian Studies as Their Educational Future?
Religions
2022
Profiling the Post-match Top-up Conditioning Practices of Professional Soccer Substitutes: An Analysis of Contextual Influences
Journal of Strength and Conditioning Research
2020
The effect of prostaglandins on ovarian steroidogenesis in vivo
Reproduction
1970
Locomotor and technical characteristics of female soccer players training: exploration of differences between competition standards
Science and Medicine in Football
2022
The effect of bio-banding on academy soccer player passing networks: Implications of relative pitch size
PLOS ONE
2021
A multi-club analysis of the locomotor training characteristics of elite female soccer players
Science and Medicine in Football
2022
Modifying the pre-pitch entry practices of professional soccer substitutes may contribute towards improved movement-related performance indicators on match-day: A case study
PLOS ONE
2020
The reliability, validity and sensitivity of an individualised sub-maximal fitness test in elite rugby league athletes
Journal of Sports Sciences
2022
Concurrent validity and between-unit reliability of a foot-mounted inertial measurement unit to measure velocity during team sport activity
Science and Medicine in Football
2023
Talent identification in soccer: The influence of technical, physical and maturity-related characteristics on a national selection process
PLOS ONE
2024
Does biologically categorised training alter the perceived exertion and neuromuscular movement profile of academy soccer players compared to traditional age‐group categorisation?
European Journal of Sport Science
2022
Professional soccer practitioners’ perceptions of using performance analysis technology to monitor technical and tactical player characteristics within an academy environment: A category 1 club case study
PLOS ONE
2024
Work intensity during soccer training and match-play
Science and Football (Routledge Revivals)
2013
A Worldwide Survey on the Practices and Perceptions of Submaximal Fitness Tests in Team Sports
International Journal of Sports Physiology and Performance
2023
Evaluation of in vitro and in vivo antibacterial activity of novel Cu(II)-steroid complexes
Inorganica Chimica Acta
2018
Examination of differential ratings of perceived exertion (dRPE) during bio-banded small-sided games
PLOS ONE
2022
Does team size affect Scottish male academy soccer player technical, locomotor and psychosocial outcomes during age and maturity bio-banded small-sided games?
Journal of Sports Sciences
2025
Measurement properties of external training load variables during standardised games in soccer: Implications for training and monitoring strategies
PLOS ONE
2022
A Methodological Comparison of Protocols and Analytical Techniques to Assess the Outcome Measures of Submaximal Fitness Tests
International Journal of Sports Physiology and Performance
2024
Quantifying high-speed running in rugby league: An insight into practitioner applications and perceptions
International Journal of Sports Science & Coaching
2022
Longitudinal transport measurements in an energy recovery accelerator with triple bend achromat arcs
Physical Review Accelerators and Beams
2016
Validation of field-based running tests to determine maximal aerobic speed in professional rugby league
PLOS ONE
2024
Locomotor activities and subjective load differences between professional youth soccer players and professional development loans: A comparative analysis
International Journal of Sports Science & Coaching
2022
Relative Age, Maturation and Physical Biases on Position Allocation in Elite-Youth Soccer
International Journal of Sports Medicine
2017
Comparing the technical and individual possession statistics of academy players across different age groups in match-play
PLOS ONE
2025
Performance analysis in sport and soccer: Past, present and future – narrative review
Journal of Sports Research
2024
Variability of whole and peak match physical performance in highly trained female academy soccer players: A multi-club analysis
PLOS ONE
2025
Open Access: Biomechanical mechanisms of jumping performance in youth elite female soccer players
Science and Football
2023
Submaximal Fitness Tests in Team Sports: A Theoretical Framework for Evaluating Physiological State
Unknown Venue
2022
Shock microcycle of repeated-sprint training in hypoxia and tennis performance: Case study in a rookie professional player
International Journal of Sports Science & Coaching
2018
Differences in physical and technical performance characteristics between 11v11 chronological and bio-banded soccer match-play format in youth soccer
Journal of Science and Medicine in Sport
2025
114 Hypothermia is preventable
Abstracts
2021
Understanding the within match differences and variability during international youth male football match play in Oceania
International Journal of Sports Science & Coaching
2026
The effect of ball touches on the physical and technical outputs of professional female soccer players in ball possession-based games
International Journal of Sports Science & Coaching
2025
AI-Assisted Statistical Writing in a Quantitative Research Methods Course
AI-EDU Arxiv
2025
ArXiv preprint server clamps down on AI slop
AAAS Articles DO Group
2026
Bio-banding influences talent experts’ ratings of psycho-social behaviours during 11 v 11 soccer match-play
Journal of Sports Sciences
2025
A preliminary multi-club project: Understanding player technical outcomes in European football academies training sessions
Journal of Sports Sciences
2025
Does transforming subjective measures of load better represent training and match-play intensity in youth soccer players?
International Journal of Sports Science & Coaching
2022
A Methodological Comparison of Protocols and Analytical Techniques to Assess Submaximal Fitness Tests Outcome Measures
Unknown Venue
2023
Minimally invasive pectus excavatum surgery: nuss procedure
Current Thoracic Surgery
2021
what do we know about inequality?
What Do We Know and What Should We Do About Inequality?
2019
Bridging the Gap: A Novel Education Tool to Facilitate Interprofessional Education between Medical Radiation Sciences Students in the Clinical Setting
Journal of Medical Imaging and Radiation Sciences
2013
Conduct and Character of Youth
Journal of Education
1929
74 Nutrition and Bone: Are we doing enough?
Journal of Science and Medicine in Sport
2007

Education

University of Hull

PhD / 2016

University of Hull

MSc / 2011

University of Hull

BSc / 2009

Experience

Playermaker

Vice President of Sports Performance Research Innovation / February, 2020December

Created and delivered on key projects with high level partners across the sports industry including FIFA NBA Academy Oceania FA Premier League City Football Group UAE Ministry of Sport. Create manage lead on large-scale projects across areas including talent ID organizational strategies performance injury risk strategies. Develop research initiatives and conduct high-level research projects with key partners (41 since 2020). Generate RD income as part of key projects (Partnerships- 920k; RD SEM Claims- 200k). Provide consultancy services to professional organisations.

Hull City Football Club

Head/Senior Sport Scientist / January, 2014December, 2020

Managed and lead on all sport science related initiatives across the first team and academy while managing the staff within this department. Strategically plan and implement innovative sport science strategies. Work within the MDT to deliver on multiple key strategies within the club.

The FA

Exercise Scientist/Physical Performance Coach Womens Football / January, 2011December, 2017

Lead the delivery on womens U18 and U23 camps with support roles across the senior team and younger age groups.

Perform Better

Head of Sport Science / January, 2010December, 2014

Head up client support and consultancy for the implementation of new technologies into their organisation. Additional roles include supervising post graduate students and CASES Students.

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