Johannes Bitzer is Professor Emeritus of Obstetrics and Gynecology at University Hospital Basel, Switzerland. He is also Honorary Fellow of the UK Faculty of Sexual and Reproductive Health, and the Director of the Diploma in Sexual Medicine at University Basel Advanced Studies Center. He is a former President of the European Society of Contraception and Reproductive Health (ESCRH) and Editor in Chief of the European Journal of Contraception and Reproductive Health Care. He is a former President of the International Society of Psychosomatic Obstetrics and Gynecology. Tahir Mahmood is Consultant Gynaecologist Victoria Hospital, Kirkcaldy, and Murrayfield Spire Hospital, Edinburgh, Scotland. He is also Honorary Senior Clinical Lecturer, School of Medicine, University of St Andrews, Scotland. He is a former President of the European Board and College of Obstetrics and Gynaecology (EBCOG) and Past Vice-President of the Royal College of Obstetricians and Gynaecologists (RCOG). He chairs the Quality Assurance Committee of the EBCOG examination.