Posselt, Teresia Renata, OCD. Edited by Susanne M. Batzdorff, Josephine Koeppel and John Sullivan. Teresis Renate Posselt, OCD was the Novice Director, then Mother Prioress of the Cologne Carmel when Edith Stein lived there. This is Posselt's tribute to Saint Edith Stein, a wreath of recollections, lovingly woven togather. It is also the first-ever biography published abouth that "Great Woman of the Twentieth Century. 371pp PBK.