Four women--Hildegard of Bingen, Catherine of Siena, Teresa of Avila, and Th r se of Lisieux--have been honored with the title "Doctor of the Church." But what does that title mean and what do these women mean for us today? Elizabeth Dreyer examines the history-changing effect each of their unique theologies have had on our Church and our world. She explains how our understanding of the cross, the incarnation of the Holy Spirit, and the human...