AJ Wray, PhD
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wrayaj.bsky.social
AJ Wray, PhD
@wrayaj.bsky.social
Assistant Professor of Community Health Education. Healthy Communities. GIScience. Urban Development. President of Town and Gown Association of Ontario, Board on International TGA.
Neighborhoods with a higher prevalence of lone parenthood, low educational attainment, and government transfer recipients exhibited a higher exposure to risky substances compared to the general population.
September 5, 2025 at 1:29 PM
In a recent study published in the International Journal of Drug Policy, members of the HEAL @westernu.ca found geographic accessibility to alcohol and cannabis increased substantially across the province, while there were minimal reductions in geographic access to tobacco.
September 5, 2025 at 1:29 PM
Are there more Tim Hortons or cannabis outlets in Ontario?

As of 2022, there were actually more cannabis outlets! Regulations surrounding alcohol, cannabis, and tobacco have substantially changed over the past five years in Ontario.
September 5, 2025 at 1:29 PM
I've joined the University of Tennessee Knoxville Department of Public Health as an Assistant Professor of Community Health Education. I am looking forward to being a Volunteer for many years to come!
August 5, 2025 at 10:28 PM
Looking for a new publishing venue for work that integrates urban planning, mobility, environment, climate action, and population health?

Urban Transitions, a new multidisciplinary journal with @elsevierconnect.bsky.social may be the right fit.
July 7, 2025 at 4:48 PM
We found that outdoor advertising slightly affects adolescent food purchasing behaviour, however, food consumption attitudes and sociodemographics play a more substantial role in predicting differences in purchasing behaviours.
March 18, 2025 at 4:44 PM
Yet, there remains a concerning lack of evidence about the effects of outdoor advertising, as one of many food marketing channels, on youth purchasing behaviours. In a new study published in Health Promotion International...
March 18, 2025 at 4:44 PM
Food and beverage marketing, especially targeted towards youth, receives major scrutiny and policy attention from public health regulators.

In a new study, we contribute to this ongoing policy debate about regulating outdoor food and beverage advertising.
March 18, 2025 at 4:44 PM
Last week, I had the privilege to share my geospatial health research on environmental correlates of youth stress at the Luxembourg Institute of Socio-Economic Research, as well as participate in discussions at the 2nd Specialists Workshop on Geoprivacy and Personalized Health
March 7, 2025 at 4:07 PM
Wonderful to be at the Luxembourg Institute for Social and Economic Research this week for the 2nd Specialist Workshop on Geoprivacy for Personalized Health to discuss the responsible use of mobile technology in collecting and analyzing geographic data in a health context
February 27, 2025 at 8:29 AM