Dr Paul Hewlett



   Position: Lecturer
   School: Cardiff School of Sport and Health Sciences
   E-mail: phewlett@cardiffmet.ac.uk
   Telephone: +44(0)29 2041 6876
   Room No: D3.12a


Module Leader
  • Research Methods (level 4)
  • Data Analysis (Level 4)
  • Psychology of Promoting Happiness (Level 6)
  • Research Methods & Design (MSc)
  • Chronic Illness Stress and Pain (MSc Health)

Other Teaching
  • Contemporary Issues, Research and Statistics (level 5)

Student Research Supervision - Doctoral Level
  • Jane Thompson – PhD - Green Exercise and Health (mental and physical)
  • Iva Nekovarova – PhD - A feasibility study for a randomised controlled trial using the Personal Aspirations and Concerns Inventory for Offenders (PACIO) to improve short-term offenders’ motivation for and participation in custodial education and reduce reconviction.
  • Joann Warner – PhD - Combined Effects of Stress and Diet on Oxidative Stress.

Student Research Supervision - Masters Level
  • Forensic Psychology
  • Stress & Happiness

Student Research Supervision - Undergraduate Level
  • Stress & Happiness
  • Nutritional Neuroscience
  • Parapsychology


  • Smith, A., Sutherland, D. & Hewlett, P. (2015). An investigation of the acute effects of oligofructose enriched inulin on subjective wellbeing, mood and cognitive performance. Nutrients 7, 8887-8896.
  • Watt, A., Skillicorn, D., Clark, J., Hewlett, P. & Perham, N. (2015). Contextual representations may mediate sex differences in heterosexual attraction. Evolution, Mind & Behaviour.
  • Thompson, J., Webb, R., Hewlett, P., Llewellyn, D. & McDonnell, B. (2013). Matrix metalloproteinase-9 and augmentation index are reduced with an 8-week green-exercise walking programme. J Hypertension, 2(4), 127-33.
  • Thompson, J., Webb, R., Hewlett, P., Llewellyn, D. & McDonnell, B. (2013). The effect of an 8-week, moderate intensity, aerobic exercise intervention on MMP-9 and vascular haemodynamics. Artery Research, 7(3-4): 140-141.
  • Hewlett, P. Oezbek, C. (2012). How stimulus parameters combine to affect change blindness. Current Psychology, 31, 337-348..
  • Hewlett, P. & Wadsworth, E. (2012). Consumption of caffeinated and de-caffeinated tea and coffee, and associated lifestyle factors in a South Wales community. British Food Journal, 113(3)
  • Hewlett, P., Smith, A. & Lucas, E. (2009). Grazing, cognitive performance and mood. Appetite 52, 245-248.
  • Hewlett, P. Smith, A. (2007). Effects of repeated doses of caffeine on performance and alertness: new data and secondary analyses. Human Psychopharmacology 22, 339-350.
  • Hewlett, P. Smith, A. (2006). Acute effects of caffeine in volunteers with different patterns of regular consumption. Human Psychopharmacology 21, 167-180.
  • Hewlett, P. Smith, A. (2006). Correlates of daily caffeine consumption. Appetite 46, 97-99.


Paul is a part time senior lecturer on our BSc(Hons) Psychology degree and he is a Chartered psychologist with, and Associate Fellow of, the British Psychological Society (BPS) and a Fellow of the Higher Education Academy (HEA).

He is actively engaged in research into the role of lifestyle behaviours, stress and stress management. He has/is supervised/supervising PhD students carrying out research on the combined effects of psychological stress and diet on oxidative stress and inflammation; motivation for and participation in custodial education to reduce reconviction and motivation and reoffending in prison populations; green exercise and stress.

Paul’s teaching is focused on two areas of interest; Mental Wellbeing (Stress and Positive Psychology) and Research Methods/Data Analysis.