nonviolent activities entailing the risk of injury or death. The Crazy Bastard Hypothesis
(Fessler et al. 2014a) addresses this conjunction, arguing that nonviolent physical risk-
taking communicates information about the actor's agonistic formidability, as individuals who
are indifferent to the possibility of harm are more likely to enter conflicts, and more difficult to
repel, than those who are more sensitive to harm. Reflecting the use of bodily size in …