One evening not long ago, at about the time I started thinking about how to write a profile on Jackie Duffin, I was half-listening to As It Happens on the car radio. The perplexing issue of widespread and persistent drug shortages in major Canadian healthcare establishments was in the news, and the host called up the leading expert on the topic, the sponsor of a site that tracks drug shortages in Canadian healthcare establishments, Hannah Chair in the History of Medicine at Queen’s University … Jacalyn Duffin!