Greenleaf, Cerridwen: - Cerridwen Greenleaf has worked with many of the leading lights of the Wiccan world including Starhawk, Z Budapest, John Michael Greer, Christopher Penczak, Raymond Buckland, Luisah Teish, and many more. She has led ritual and magic workshops throughout North America. Greenleaf's graduate work in medieval studies has given her deep insight into ancient spells she utilizes in her work, making her work unique in the field. Her latest series for Running Press, The Witches' Spell Book series, are bestsellers, selling over 70,000 copies.