Dr. J. Alexander Hall, ND practices in Toronto, Ontario. He earned his Bachelor of Science in Engineering from the University of Guelph in 1992 and his ND from the Canadian College of Naturopathic Medicine (CCNM) in 2000. He has been licensed as a Professional Engineer (P.Eng.) in Ontario since 1996. He also holds a Master of Public Health degree from the University of Waterloo. He has been a member of the clinic faculty of CCNM since 2001.

Dr. Hall has a special interest in evidence-informed medicine, health promotion, preventative medicine, clinical nutrition, physical fitness and the social determinants of health. His background in environmental engineering also contributes to his interest in the intersection of the environment and the individual, including the built environment, active living, and rish and exposure assessment. He is a member in good standing with the Canadian Association of Naturopathic Doctors and Ontario Association of Naturopathic Doctors.