The witchcraft named after Gerald B Gardner is the dominant tradition in the world today. It has been subject to a lot of criticism and reinterpretation. It centers on the worship of the Goddess and her consort, the Horned God. They are represented in the coven by the High Priestess anf High Priest.
Nature is honored as is the acceptance of all living things.
The belief of reincarnation is emphasized. Also the wiccan Rede of harming no living thing is followed. Eight seasonal Pagan sabbats are also observed. Initiation into the coven is given by the High Priestess or High Priest. This means you must trust you fellow coveners.