In 1982, Jonsen, Siegler and Winslade published Clinical Ethics, in which they described the “four quadrants” approach, a new method of analysing clinical ethics cases. Although the book is now in its ...

Correspondence to Dr Sean Barry, Division of Neurosurgery, Dalhousie University Faculty of Medicine, Halifax, B3H 3A7, Nova Scotia, Canada; spbarry{at}dal.ca Background The Supreme Court of Canada ...