Eris, the Greco-Roman goddess of [is a religion] and subsequent [[philosophy based on the veneration or worship of Eris (also known as Discordia), the Greco-Roman goddess of chaos, or archetypes or ideals associated with her. It was founded circa 1958–1959 after the publication of its (first) holy book, the Principia Discordia, written by two individuals working under the pseudonyms Malaclypse the Younger and Omar Khayyam Ravenhurst.