Previous studies investigating altruistic punishment have confounded the effects of two independent variables: information transmission (or breach of privacy) and personal identification (or breach of anonymity). Here we report findings from a brief study in which participants were asked to respond to a social norm violation (i. e. https://www.kaliboat.com/product-category/food-servicecommercial-kitchen-equipmentcooking-equipmentcommercial-deep-fryersgas-fryers/