History of Wicca hypothesized secret religion. Many Wiccans, particularly those of the early decades, believed that their religion was a continuation of the witch-cult. It was only during the 1980s and 1990s that some Wiccans began to see the idea of the Witch-Cult as a creation myth rather than as historical fact. For instance, in 1998, Wiccan Jenny Gibbons stated that: Another hypothesis that would have major influence on Wicca during its development was the idea of primitive matriarchal religions, which derived from the work of the Swiss lawyer Johann Jakob Bachofen, was popular in Gardner's day, both among academics (e.g., Erich Neumann,
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,