Projects per year
Personal profile
Research interests
Interventions to change health-related behaviour; Digital technology and methods; Risk appraisal; Sexually transmitted infections and Sexual behaviour; Vaccination behaviour;
Overview
Katie Newby is a Professor of Behaviour Change and Public Health at the University of Hertfordshire. Her research focus is on the development and evaluation of health behaviour change interventions, particularly methods of development, specification of Behaviour Change Techniques (BCTs), and identifying routes of action. She specialises in research on digital interventions/methods, risk appraisal, sexual behaviour and vaccination uptake. She has published over 50 papers in psychology, medical and public health journals and has a strong track record of obtaining funding, including for example, from the Medical Research Council, the National Institute for Health Research, and Cancer Research UK.
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Collaborations and top research areas from the last five years
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PHIRST II: Public Health Interventions Responsive Studies Team (PHIRST) Connect (re-commissioning 2025-2030).
Brown, K. (PI), Jones, J. (CoI), Newby, K. (CoI), Howlett, N. (CoI) & Smeeton, N. (CoI)
NIHR - National Institute for Health Research
1/08/25 → 31/07/30
Project: Research
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ELBOW: Evaluation of Live Life Better Derbyshire Health Checks with Online booking and text reminders for Wellbeing (ELBOW)
Lloyd, N. (PI), Bontoft, C. (Researcher), Jones, J. (CoI), Smeeton, N. (Researcher), Wagner, A. P. (CoI), Miners, L. (Researcher), Breslin, G. (CoI), Freethy, I. (Researcher), Howlett, N. (CoI), Kudrna, L. (CoI), Lamming, L. (Researcher), Newby, K. (CoI), Wellings, A. (CoI), Wellsted, D. (CoI) & Brown, K. (CoI)
15/09/23 → 31/03/25
Project: Research
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Green Health Prescription Evaluation (GRAPPEL)
Howlett, N. (PI), Freethy, I. (Researcher), Lloyd, N. (Researcher), Bontoft, C. (Researcher), Newby, K. (CoI), Fakoya, O. (Researcher), Jones, J. (CoI), Smeeton, N. (CoI), Wellsted, D. (CoI), Wellings, A. (CoI), Bartington, S. (CoI), Breslin, G. (CoI), Wagner, A. P. (CoI), Miners, L. (Researcher) & Brown, K. (CoPI)
1/10/22 → 31/01/24
Project: Research
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Southampton Covid Participatory Action Research and Champions initiative Evaluation (CoPACT)
Howlett, N. (PI), Bontoft, C. (Researcher), Lloyd, N. (Researcher), Freethy, I. (Researcher), Newby, K. (CoI), Fakoya, O. (Researcher), Wellings, A. (CoI), Jones, J. (CoI), Smeeton, N. (CoI), Wellsted, D. (CoI), Bartington, S. (CoI), Breslin, G. (CoI), Wagner, A. (CoI), Miners, L. (Researcher) & Brown, K. (CoPI)
1/04/22 → 30/04/23
Project: Research
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Mixed-methods assessment of engagement with a digital intervention: the Wrapped feasibility Randomised Controlled Trial
Schumacher, L., Kwah, K., Crutzen, R., Gill, R., Brown, K., Bremner, S., Jackson, L. J. & Newby, K., 12 Feb 2026, In: PLOS Digital Health.Research output: Contribution to journal › Article › peer-review
Open Access -
The effects of graded tasks on physical activity: a systematic review and meta-analysis
Gibson, S., Epton, T., Newby, K., Brown, K., Armitage, C. & Howlett, N., 5 Feb 2026, In: Health Psychology Review.Research output: Contribution to journal › Article › peer-review
Open Access -
Coping during the COVID-19 pandemic: lessons for public health services from a qualitative study of organisational resilience in an English substance use support service
Lloyd, N., Wills, W., Freethy, I., Fakoya, O., Bontoft, C., Garcia Iglesias, J., Bartington, S., Breslin, G., Howlett, N., Jones, J., Newby, K., Smeeton, N., Wellings, A., Wellsted, D. & Brown, K., 23 Dec 2025, (E-pub ahead of print) In: Critical Public Health.Research output: Contribution to journal › Article › peer-review
Open AccessFile -
Home working during the COVID-19 pandemic: The experience of drug and alcohol support workers
Lloyd, N., Wills, W., Freethy, I., Fakoya, O., Bontoft, C., Garcia Iglesias, J., Bartington, S., Bartington, S., Breslin, G., Howlett, N., Jones, J., Newby, K., Smeeton, N., Wellings, A., Wellsted, D. & Brown, K., 12 Nov 2025, (E-pub ahead of print) In: Journal of Public Health Research. 14, 4, 13 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile1 Citation (Scopus)6 Downloads (Pure) -
An interactive digital behaviour change intervention (Wrapped) to decrease incidence of sexually transmitted infections (STIs) amongst users of STI self-sampling websites: A randomised controlled feasibility trial
Newby, K., Kwah, K., Schumacher, L., Crutzen, R., Bailey, J., Jackson, L., Bremner, S. & Brown, K., 30 Oct 2025, In: Public Health Research.Research output: Contribution to journal › Article › peer-review
Open Access