From the archives

Taxi Driver Syndrome

Behind-the-scenes immigration changes are creating new problems on top of old ones

Jeffrey G. Reitz

Liberal Interpretations

Making sense of Justin Trudeau and his party

Curtis Gillespie

Booze Cruise

Tales of Canadian prohibition

Dave Hazzan

Parsing Pandemics

The bacteriologists and the ecologists are still at odds, but at least they’re talking.

David Waltner-Toews

David Waltner-Toews is a retired professor of epidemiology in the Department of Population Medicine at the Ontario Veterinary College in the University of Guelph, the founding president of Veterinarians without Bordersé Vétérinaires sans Frontiéres Canada and the Canadian Community of Practice in Ecosystem Approaches to Human Health. He is a specialist in the epidemiology of diseases people get from animals (zoonoses) and the author of The Chickens Fight Back: Pandemic Panics and Deadly Diseases that Jump from Animals to Humans (Greystone, 2007).