We AU :1 investigated the effect of religion on generosity, interpersonal trust, and cooperation by using games developed by experimental economists (Dictator, Trust, and Public Goods). In these experiments, individuals were paired or grouped with unknown strangers to test the degree to which religion promotes prosocial behavior. We evaluated group-and individuallevel effects of religion on prosocial behavior across the three games. Although playing the games in a religious setting showed no overall difference as compared to a secular setting, we did find a weak association