Rabbi Lawrence A. Hoffman, PhD, has served for more than three decades as professor of liturgy at Hebrew Union College Jewish Institute of Religion in New York. He is a world-renowned liturgist and holder of the Stephen and Barbara Friedman Chair in Liturgy, Worship and Ritual. His work combines research in Jewish ritual, worship and spirituality with a passion for the spiritual renewal of contemporary Judaism.His many books, written and edited, include seven volumes in the Prayers of Awe series: Who by Fire, Who by Water Un'taneh Tokef; All These Vows Kol Nidre; We Have Sinned: Sin and Confes...