Dr. Barbara Lawrenz, Specialist IVF, has over 24 years of experience in IVF. After completing her residency, she was Senior Resident in the hospitals of Speyer, Sindelfingen and at the Women´s University Hospital in Tuebingen, where she acquired valuable experience in the field of Infertility. Dr. Barbara has a special focus on fertility preservation before cytotoxic therapy in women with malignant diseases and on pregnancy after breast cancer. In these fields she published 21 pub-med reviewed articles and 28 articles in different German journals. With her Habilitation thesis: Fertility preservation before cytotoxic therapy in young girls, adolescents and premenopausal women, she obtained the designation lecturer (“Privatdozentin”) and the teaching license of the University of Tuebingen, Germany, for Obstetrics and Gynecology.