Starhawk is an author, activist, permaculture designer and teacher, and a prominent voice in modern earth-based spirituality and ecofeminism. She is the author or co-author of thirteen books, including The Spiral Dance: A Rebirth of the Ancient Religion of the Great Goddess and the ecotopian novel The Fifth Sacred Thing, and its sequel City of Refuge. Her most recent non-fiction book is The Empowerment Manual: A Guide for Collaborative Groups, on group dynamics, power, conflict and communications. Starhawk founded Earth Activist Training, teaching permaculture design grounded in spirituality and with a focus on activism. She travels internationally, lecturing and teaching on earth-based spirituality, the tools of ritual, and the skills of activism.