In this EJIL review essay of Cohen and Meyer's 'International Law as Behaviour' I offer a critical account of how behaviouralism burdens the vulnerable, excuses the powerful, and celebrates the behavioural scientist. Read... What Can a Few Make of Mankind? https://academic.oup.com/ejil/article-abstract/33/4/1287/6968923?login=false#.ZAbrv_m-eM0.twitter