Does the death penalty save lives? A surge of recent interest in this question has yielded a series of papers purporting to show robust and precise estimates of a substantial deterrent effect of capital punishment. We assess the various approaches that have been used in this literature, testing...

Mike Duffy's ongoing criminal trial for bribery, fraud and breach of trust has created a tremendous stir online and in the Canadian media. In a sequel to my original paper on the topic, I examine 10 more important legal questions arising from the trial with the objective of clarifying what might...