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Dr Katri Cornelissen

Assistant Professor

School: Psychology

Cross-Faculty Academic Lead for St George's Medical School partnership and Assistant Professor at the Psychology Department, Faculty of Health and Wellbeing at Northumbria University.

In the position of the Cross-Faculty Lead for St George's Medical School partnership, ensuring seamless collaboration between Northumbria University and St George's University for the programme development and teaching provision and quality assurance amongst other academic aspects. St George's Medican School has three main sites globally, with the main site in Grenada, West Indies, and runs independent medical school education, producing high quality graduates mainly to US market.

Most recent research in body image, body image distortion and eating and hoarding disorders as well as stimulus development for investigation of perceptual component of body image distortion. New research in developing packages for older adult hydration motivation. Prior research in neuromagnetic correlates of language, language learning and rehabilitation of anomia. Prior clinical work in acute and chronic brain injuries and eating disorders. Supervision of PhD students in body image related projects. Supervision of dissertations and postgraduate thesis. Teaching Psychiatric disorders to medical students and Eating Disorders and Research Skills to  psychology students.

Katri Cornelissen

Campus Address

Northumberland Building NB350
Northumbria University
Newcastle upon Tyne
NE1 8ST

Body Image, Eating Disorders, Rehabilitation, Anorexia Nervosa, Muscle Dysmorphia, Stimulus Development for Body Size Perception Research, Cross-Cultural Differences in Perception, Impact on Ethnicity in Perception, Hydration in Older Adults

  • Please visit the Pure Research Information Portal for further information
  • The relationships between hoarding-related behaviours and disordered eating in a non-clinical adult sample: An exploratory study, Cornelissen, K., Gumančík, J., Scott, J., Neave, N. 6 May 2026, In: BMC Psychology
  • What size and shape am I?, Brokjøb, L., Cornelissen, K., Lillevoll, K., Grugan, M., McCarty, K., Tovee, M., Cornelissen, P. 28 Sep 2026, In: Frontiers in Psychology
  • Evidence for a specific distortion in perceptual body image in eating disorders: a replication and extension, Brokjøb, L., Cornelissen, P., Gumančík, J., McCarty, K., Tovée, M., Cornelissen, K. 22 Nov 2024, In: PLoS One
  • Testing the validity of online psychophysical measurement of body image perception, Gumančík, J., Cornelissen, P., Brokjøb, L., Ridley-Gamble, B., McCarty, K., Tovee, M., Cornelissen, K. 10 Jun 2024, In: PLoS One
  • The ‘ideal’ dancer: An investigation into predictors of body image dissatisfaction among male dancers, female dancers and their non-dancing counterparts, Boyes, J., Cornelissen, K. 7 Nov 2024, In: PLoS One
  • Men’s perception of current and ideal body composition and the influence of media internalisation on body judgements, Groves, V., Ridley, B., Cornelissen, P., Maalin, N., Mohamed, S., Kramer, R., McCarty, K., Tovee, M., Cornelissen, K. 2 May 2023, In: Frontiers in Psychology
  • Internalizing Minority Stress: Gender Dysphoria, Minority Stress and Psychopathology in a Norwegian Transgender Population, Cornelissen, K., Brokjøb, L. 1 Sep 2022, In: Psychology of Sexual Orientation and Gender Diversity
  • The Effect of Own Body Concerns on Judgments of Other Women’s Body Size, Cornelissen, K., Brokjøb, L., Gumančík, J., Lowdon, E., McCarty, K., Irvine, K., Tovée, M., Cornelissen, P. 6 May 2022, In: Frontiers in Psychology
  • Fat talk is predicted by body dissatisfaction and social comparison with no interaction effect: Evidence from two replication studies, Pollet, T., Dawson, S., Tovée, M., Cornelissen, P., Cornelissen, K. 1 Sep 2021, In: Body Image
  • Women’s self-estimates of body size are more accurate and precise when made with three-quarter view than front-view stimuli, Cornelissen, P., Brokjøb, L., Gumančík, J., Cornelissen, K. 1 Sep 2021, In: Body Image
  • Vicki Groves What is the nature of body image distortion in men and how do we begin to alleviate the symptoms? Start Date: 01/10/2019 End Date: 28/02/2025
  • Carrie Tracey Examining Disordered Eating, Attentional Bias, and Body Composition Changes in Individuals Undergoing GLP-1 RA Treatment for Weight Management Start Date: 01/03/2025

National and international research collaboration.

Transnational educational activity globally.

  • Psychology PhD
  • MSc
  • MA
  • BA (Hons)
  • BSc (Hons)
  • Higher Education Teaching Fellow HEF
  • Senior Fellow in Higher Education Academy, SFHEA

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