PETER L. TWOHIG is an historian of the Atlantic region. He is the author of two previous books on health care work, and five interdisciplinary essay collections on health, illness and disease. He began his career in Dalhousie University's Faculty of Medicine, before taking up a Canada Research Chair in history at Saint Mary's University, which he held from 2003 to 2013. He teaches in the Department of History at Saint Mary's and several interdisciplinary programs.