Sally L. Collins BSc BMBCh DPhil FRCOG is a Professor of Obstetrics in the Nuffield Department of Women's and Reproductive Health, University of Oxford and a Consultant Obstetrician and lead for the Placenta Accreta Service at Birmingham Women's Hospital. She is also a lecturer in Medical Sciences at St. Anne's College, University of Oxford. She is reported by ExpertScape to be one of the top 3 world experts in placenta accreta spectrum.