Personal profile
Biography
Hayley’s research focusses on improving children’s physical activity levels, health and well-being through multi-level interventions focussed on the child, family, social and built environment. This includes identifying and testing strategies to create healthy early childhood education and care environments and investigating how the home and neighbourhood environment shapes children’s health and development.
Hayley leads the PLAYCE (Play Spaces & Environments for Children’s Physical Activity) program of research, a multidisciplinary team of staff and students. Dr Christian has over 20 years professional experience in health promotion practice, health promotion research project management and health promotion teaching and research. Dr Christian has research experience in the areas of physical activity, sedentary behaviour, obesity, paediatric exercise science, child health and development, the built environment and health, health promotion and public health, cohort studies, interventions and quantitative and qualitative research.
Funding overview
See Research Profile link below
FELLOWSHIPS:
2020-2024 National Heart Foundation Future Leader Fellowship Level 2
2016-2020 National Heart Foundation Future Leader Fellowship Level 1
2012-2016 NHMRC/National Heart Foundation Early Career Fellowship
2004-2008 ARC Postgraduate Award - Industry
2023
-Christian, H, Mclaughlin, M, Nathan, A, Trost, SG, Schipperijn, J, Murray, K, Li, I, Lombardi, K, Bauman, A. (2023-2026). Play Active childcare intervention to improve children’s physical activity. Healthway Intervention grant ($388,296).
-Nathan, A, Christian, H, Villanueva, K, McLaughlin, M, Brinkman, S, Boruff, B, Schipperijn, J. (2023-2024). Incorporating children’s voices for more equitable urban environments. Healthway Exploratory grant($74,363).
-Christian, H, Nathan, A, Lombardi, K, Mclaughlin, M, Yoong, S, Pearce, N, Thornton, A, Shilton, T, Wallace, R, Grady, A. (2023-2024). Childcare educator-parent engagement for healthy eating & physical activity. Healthway Exploratory grant ($74,976).
-Christian, H, Trost, SG, Maher, C, Naylor, PJ, Schipperijn, J, Murray, K, Li, I, Nathan A, Mclaughlin, M (2023-2026). Scaling-up the ‘Play Active’ program to improve children’s physical activity in early childhood education and care — a multi-state hybrid effectiveness-implementation trial. MRFF ($1,727,513).
-Playgroup NSW, Playgroup WA, Christian H. (2023-2027). Playgroup Amplify: Explore, Engage, Support and Grow. Ian Potter Foundation - national project ($1,000,000)
2022
-Yoong S, Grady A, Hodder R, Wolfenden L, Christian H, Wiggers J, Oldmeadow C, Gillham K (2022-2023). Learning health system approach to optimise implementation of prevention programs. The Australian Prevention Partnership Centre Rapid Response Grant ($100,000).
2021
-Maher, C, Wolfenden, L, Christian, H, Okely, A, Bogomolova, S, Lewis, L, Cliff, D, Esterman, A, Milte, R, Curtis, R (2021-2025). Improving physical activity and screen time in Outside School Hours Care through evidence-based guidelines: an effectiveness-implementation hybrid trial. NHMRC, Partnership Project ($1,495,928)
- Maher, C, Christian, H, Esterman, A, Nathan, N, Rosenkranz, R, Lewis, L, Cliff, D, Milte, R, Curtis, R (2021-2024). A multi-site guideline implementation randomised controlled trial to improve physical activity and screen time in Out of School Hours Care. MRFF - PPHR Initiative - 2020 Maternal First 2000 Days and Childhood Health ($1,499,840)
-Rosenberg, M, Derbyshire, A, Christian, H (2021-2023). KIDDO: Building capacity in Early Childhood Education and Care Services in Western Australia to deliver physical activity. Healthway Sports Sponsorship Grant ($482,500).
-Silva, D., Palmer, D., Huang, R., Geddes, D., Srinivasjois, R., Valentine, J., Stick, S., Choong, C., Gorman, S., Ohan, J., Gridneva, Z., Christian, H., Whitehouse, A., Bucks, R., Glauert, R., Martino, D. & Saunders, L. The BOD POD GS-X – ORIGINS. NHMRC Infrastructure, ($59,119.46)
2020
-Trost, SG, Golley, R, Christian, H, Byrne, R, Williams, K (2020-2023). Effectiveness of an early childhood intervention to promote healthy child development and prevent chronic disease in families attending community playgroups: A multi-centre cluster randomized trial. 2019 NHMRC MRFF Preventive and Public Health 2020 ($870,950)
-Baxter, J, Ribar, D, Cobb-Clark, D, Cross, D, Kalb, G, Smith, S, Glozier, N, Gleeson, B, Thorpe, K, Sanders, M, Parsell, C, Christian, H, Mamun, A, Tymula, A, Huang, Z (2020-2026). ARC Centre of Excellence for Children and Families over the Life Course, Australian Research Council ($32,100,000)
-Christian H, Stratton G, Gething P, Boruff B, Trost S, Cross D, Rosenberg M, Murray K, Schipperijn J, Beck B (2020-2023). Built Environments And Child Health in WalEs and AuStralia (BEACHES). UKRI-NHMRC Built Environment Prevention Research Scheme ( $797,256)
2019
-Christian H, Trost S, Rosenberg M, Cross D, Shilton T, Schipperijn J, Lester L, Trapp G (2018-2020). Evidence-informed physical activity policy for early childhood education and care. NHMRC, Partnership Project ($946,759).
Teaching overview
Graduate Entry Medical Program PBL tutor, Faculty of Medicine and Dentistry, The University of Western Australia (2006-2008)
Research
Influence of the home and neighbourhood environment on child health and development
Natural experiments of the impact of the built environment on health
Health and development benefits of pets for children and adults
Health benefits of nature contact and green space
Roles and responsibilities
Program Head, Healthy Behaviours and Environments, Telethon Kids Institute
Team Head, Child Physical Activity, Health and Development, Telethon Kids Institute
Co Director WA Node, ARC Centre of Excellence for Children and Families over the Life Course
Knowledge Transfer Portfolio Lead, ARC Centre of Excellence for Children and Families over the Life Course
Education/Academic qualification
Public Health, Doctor of Philosophy (with Distinction), The University of Western Australia
Award Date: 15 Jul 2008
Research expertise keywords
- Physical activity (adult and child)
- Obesity
- Health and the built environment
- Health benefits of pet ownership
- Health promotion
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 3 Good Health and Well-being
Fingerprint
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Collaborations and top research areas from the last five years
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Dog ownership, dog walking, and physical function in mid-older adults: Findings from the HABITAT cohort study
Adams, E., Murray, K., Burton, N. W., Brown, W. J., Bauman, A. & Christian, H., 2026, (Accepted/In press) In: Journal of Science and Medicine in Sport. 8 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Effects of dog ownership on children’s social-emotional development: findings from the PLAYCE cohort study
Adams, E. K., Murray, K. & Christian, H. E., Feb 2026, In: Pediatric Research. 99, 2, p. 544-550 7 p.Research output: Contribution to journal › Article › peer-review
1 Link opens in a new tab Citation (Scopus) -
Exploring variation in beach environments and physical activity by neighbourhood socioeconomic status in Perth, Australia
George, P., Murray, K., Adams, E. & Christian, H., 2026, In: Cities & Health. 10, 1, p. 64-73 10 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Home Yard and Neighbourhood Physical Environment Latent Class Profiles and Preschooler’s Physical Activity Behaviour: Findings from the PLAYCE Study
Christian, H., Adams, E., Trost, S., Schipperijn, J., Murray, K., Boruff, B., Nathan, A., Stratton, G. & Robinson, T., Jan 2026, In: Environment and Behavior. 58, 1, p. 61-89 29 p.Research output: Contribution to journal › Article › peer-review
Open Access -
The impact of a dog-facilitated mobile physical activity intervention on children’s social–emotional development: a randomized controlled trial
Ng, M., Adams, E., Murray, K., Westgarth, C. & Christian, H., Mar 2026, In: Journal of Public Health. 48, 1, p. 144-153 10 p., fdaf142.Research output: Contribution to journal › Article › peer-review
Open Access
Datasets
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Longitudinal effects of dog ownership, dog acquisition, and dog loss on children’s movement behaviours: findings from the PLAYCE cohort study
Adams, E. K. (Contributor), Murray, K. (Contributor), Trost, S. G. (Contributor) & Christian, H. (Contributor), Figshare, 18 Aug 2024
DOI: 10.6084/m9.figshare.c.7049126
Dataset
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Play Active physical activity policy intervention and implementation support in early childhood education and care: results from a pragmatic cluster randomised trial
Adams, E. K. (Contributor), Nathan, A. (Contributor), Trost, S. G. (Contributor), Schipperijn, J. (Contributor), Shilton, T. (Contributor), Trapp, G. (Contributor), Maitland, C. (Contributor), Thornton, A. (Contributor), Mclaughlin, M. (Contributor), George, P. (Contributor), Wenden, E. (Contributor) & Christian, H. (Contributor), Figshare, 21 Apr 2023
DOI: 10.6084/m9.figshare.c.6610371
Dataset
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Developmental trends in young children’s device-measured physical activity and sedentary behaviour
Christian, H. E. (Contributor), Adams, E. K. (Contributor), Moore, H. L. (Contributor), Nathan, A. (Contributor), Murray, K. (Contributor), Schipperijn, J. (Contributor) & Trost, S. G. (Contributor), Figshare, 5 Sept 2024
DOI: 10.6084/m9.figshare.c.7434327
Dataset
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Interpregnancy interval and adverse birth outcomes: a population-based cohort study of twins
Dhamrait, G. (Contributor), O’Donnell, M. (Contributor), Christian, H. (Contributor), Taylor, C. L. (Contributor) & Pereira, G. (Contributor), Figshare, 18 Aug 2024
DOI: 10.6084/m9.figshare.c.7053268
Dataset
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A great way to bring up health behaviour topics at playgroup: a qualitative evaluation of the Healthy Conversations @ Playgroup program
Middleton, G. (Contributor), Johnson, B. J. (Contributor), Dutch, D. (Contributor), Trost, S. G. (Contributor), Byrne, R. (Contributor), Christian, H. E. (Contributor), Henry, A. (Contributor), Terranova, C. O. (Contributor), Williams, K. E. (Contributor), Chai, L. K. (Contributor), Brookes, D. S. K. (Contributor), Simon, K. (Contributor) & Golley, R. K. (Contributor), Figshare, 19 Aug 2024
DOI: 10.6084/m9.figshare.c.7149648
Dataset
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SENSitivity: Sensing Movement Trends in Early Childhood for Better Health Outcomes
Christian, H. (Investigator 01), Nathan, A. (Investigator 02), Maher, C. (Investigator 03), Murray, K. (Investigator 04), Schipperijn, J. (Investigator 05), Arena, G. (Investigator 06), Adams, E. (Investigator 07) & George, P. (Investigator 08)
Stan Perron Charitable Foundation
29/01/25 → 31/12/29
Project: Research
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Childcare educator-parent engagement for healthy eating & physical activity
Christian, H. (Investigator 01), Nathan, A. (Investigator 02), Lombardi, K. (Investigator 03), Mclaughlin, M. (Investigator 04), Yoong, S. (Investigator 05), Pearce, N. (Investigator 06), Thornton, A. (Investigator 07), Shilton, T. (Investigator 08), Wallace, R. (Investigator 09) & Grady, A. (Investigator 10)
1/07/23 → 30/06/26
Project: Research
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'Play Active' childcare intervention to improve children’s physical activity
Christian, H. (Investigator 01), Mclaughlin, M. (Investigator 02), Nathan, A. (Investigator 03), Trost, S. (Investigator 04), Schipperijn, J. (Investigator 05), Murray, K. (Investigator 06), Li, I. (Investigator 07), Lombardi, K. (Investigator 08) & Bauman, A. (Investigator 09)
1/06/23 → 31/07/27
Project: Research
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Improving physical activity and screen time in Outside School Hours Care through evidence-based guidelines: an effectiveness-implementation hybrid trial
Maher, C. (Investigator 01), Wolfenden, L. (Investigator 02), Christian, H. (Investigator 03), Okley, A. (Investigator 04), Bogomolova, S. (Investigator 05), Lewis, L. (Investigator 06), Cliff, D. (Investigator 07), Esterman, A. (Investigator 08), Milte, R. (Investigator 09) & Curtin, R. (Investigator 10)
NHMRC National Health and Medical Research Council
1/03/22 → 28/02/27
Project: Research
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ARC Centre of Excellence for Children & Families Over Life Course
Cross, D. (Investigator 01), Christian, H. (Investigator 02) & Mitrou, F. (Investigator 03)
ARC Australian Research Council
1/01/21 → 31/12/27
Project: Research
Prizes
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School of Population and Global Health Mid-Career Research Award
Christian, H. (Recipient), 2023
Prize: Award
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Finalist for the WA Science Awards: HBF Mid-Career Scientist of the Year
Christian, H. (Recipient), 2022
Prize: Award
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2020 WA Young Tall Poppy Scientist of the Year- Australian Institute of Policy and Science (AIPS)
Christian, H. (Recipient), 2020
Prize: Award
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Panel Member, Vanguard Grants
Christian, H. (Consultant)
2023 → …Activity: Industry and government engagement/consultancy › Grant review responsibilities
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Panel Member, Investigator Grants
Christian, H. (Consultant)
2023Activity: Industry and government engagement/consultancy › Grant review responsibilities
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Panel Member, Early to Mid-Career Researchers
Christian, H. (Consultant)
2022Activity: Industry and government engagement/consultancy › Grant review responsibilities
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International Journal of Environmental Research and Public Health (Journal)
Christian, H. (Reviewer)
2021 → 2023Activity: Editorial work or peer review of publications › Editorial activity
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Healthway (External organisation)
Christian, H. (Director)
2021 → …Activity: Memberships › Membership of committee
Press/Media
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2022 Children’s Week Podcast Minister for Early Childhood Education
7/11/22
1 Media contribution
Press/Media: Press / Media
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Cars have taken over our neighbourhoods. Kid-friendly superblocks are a way for residents to reclaim their streets
28/09/22
1 item of Media coverage
Press/Media: Press / Media
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10 images show just how attractive Australian shopping strips can be without cars
18/08/22
1 Media contribution
Press/Media: Press / Media
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