We introduce and investigate the philosophical concept of 'speciesism' -the assignment of different moral worth based on species membership -as a psychological construct. In five studies, using both general population samples online and student samples, we show that speciesism is a measurable, stabl …

Sur le lien entre conceptions spécistes et conceptions discriminatoires à l’égard de certains groupes humains : The moral standing of animals: Towards a psychology of #speciesism, DOI: 10.1037/pspp0000182