1 Professor in the Department of Family Medicine and the Department of Community Health Sciences at the University of Calgary in Alberta; he was a committee member of the Fluoride Yes! campaign.
2 Associate Professor in the Departments of Community Health Sciences and Pediatrics at the University of Calgary and was President of the Fluoride Yes! campaign.
3 Dentist in Calgary and was a member of the Fluoride Yes! campaign.
4 Assistant Professor in the College of Dentistry at the University of Saskatchewan in Saskatoon and President of the Canadian Association of Public Health Dentistry.