Rosa is a Masters student in Experimental Medicine at UBC. Their research is focused on detox access and looking at how withdrawal management services need to change in response to the evolving toxic drug supply. Rosa loves reading and spending time with her orange cat Juniper!

Co-Treasurer
Rosa Sundar-Maccagno (they/she)
More Team Members
Co-Treasurer
Monique Sandhu (she/her)
Monique is a recent MSc. graduate from the University of British Columbia’s Experimental Medicine program. Her research explored how young people who use drugs navigate systems of care and supervision and the ongoing toxic drug crisis. She is currently a project coordinator working with BC Mental Health & Substance Use Services. In her free time, she loves exploring new cafes and rollerskating.
Rebecca Haines-Saah, PhD
I am an Associate Professor in the Department of Community Health Sciences, Cumming School of Medicine, University of Calgary. I am a public health sociologist, with a PhD (2008) in Behavioural Health Sciences and Addiction Studies from the University of Toronto. My research interests are in public health and harm reduction approaches to substance use and drug policy reform. My recent projects have focused on youth and young adult cannabis use and opioid use, the family contexts of substance use, and parent advocacy for action on Canada’s overdose death emergency.
Co-Chapter Liaison
Holly Mathias (she/her)
Holly is a PhD student and 2023 Pierre Elliott Trudeau Scholar in the School of Public Health at the University of Alberta. Holly’s community-driven research explores family caregiving for people who use drugs in rural Canada. She is also the Field Officer for CSSDP Edmonton Chapter. In her spare time, Holly enjoys traveling, trying new foods, reading a good book, and spending time with her family and friends.