The International Primatological Society (IPS) is a scientific, educational, and charitable organization focused on non-human primates. It encourages scientific research in all areas of study, facilitates international cooperation among researchers, and promote primate conservation.
Together with the IUCN Species Survival Commission Primate Specialist Group (IUCN/SSC PSG) and Conservation International (CI), it jointly publishes a biannual report entitled Primates in Peril: The World's 25 Most Endangered Primates.