Tony Hollingworth, MB ChB, MSt, MSc, MBA, PhD, FRCS(Ed), FRCOG Retired Consultant in Obstetrics and Gynaecology, Barts Health/Whipps Cross University Hospital, London, UKJohn A W Dalton MA, MBBS, MEd, MRCOG, DFSRH, FHEA Consultant in Obstetrics and Gynaecology, Leeds Teaching Hospitals NHS Trust; Honorary Senior Lecturer, Leeds Institute of Medical Education, University of Leeds, UK