Sister Joan Chittister, OSB, is a Benedictine nun and an international lecturer. In her more than 50 years as a nun she has authored 40 books, including her most recent, the critic...view moreSister Joan Chittister, OSB, is a Benedictine nun and an international lecturer. In her more than 50 years as a nun she has authored 40 books, including her most recent, the critically acclaimed The Gift of Years. Sister Joan is the founder and current executive director of Benetvision, a resource and research center for contemporary spirituality that located in Erie, PA.view less