Wicca Murray's explanations into his own tradition. The witch-cult theory represented "the historical narrative around which Wicca built itself", with the early Wiccans claiming to be the survivors of this ancient pagan religion. Other influences upon early Wicca included various Western esoteric traditions and practices, among them ceremonial magic, Aleister Crowley and his religion of Thelema, Freemasonry, Spiritualism, and Theosophy. To a lesser extent, Wicca also drew upon folk magic and the practices of cunning folk. It was further influenced both by scholarly works on folkloristics, particularly James Frazer's "The Golden Bough", as well as romanticist writings like Robert Graves' "The
Wicca oral teachings passed along to their initiates. There are many variations on the core structure, and the religion grows and evolves over time. It is divided into a number of diverse lineages, sects and denominations, referred to as "traditions", each with its own organisational structure and level of centralisation. Due to its decentralized nature, there is some disagreement over what actually constitutes Wicca. Some traditions, collectively referred to as British Traditional Wicca, strictly follow the initiatory lineage of Gardner and consider the term "Wicca" to apply only to similar traditions, but not to newer, eclectic traditions. Wicca is typically duotheistic,