She is the author of the widely reprinted essay "Why Women Need the Goddess,", which argues in favor of the concept of there having been an ancient religion of a supreme goddess. Christ has written five influential books on women's spirituality and feminist theology. She co-edited the classic anthologies Weaving the Visions (1989) and Womanspirit Rising (1979/1989). These included feminist religious writing from writers from a very diverse range of religious backgrounds. She has taught at major universities in the United States, including Columbia University, Harvard Divinity School, Pomona College, San Jose State, and the California Institute of Integral Studies. As director of the Ariadne Institute conducts pilgrimages to sacred sites in Greece containing artifacts of matriarchal religion. She has for many years been a resident of the Greek island of Lesbos, the home of the poet Sappho.