HumansGuilty or not guilty: Does inequality really lead to murder? US district judge Morris Hoffman weighs up the evidence for the prosecution in Martin Daly's book Killing the Competition, and wonders why murder is so rare Culture
HumansPlaying politics: exposing the flaws of nudge thinking Governments have experimented with "nudging" us into better public behaviour. But a new book by a proponent of the theory, underlines growing doubts Culture