Mr Ashfaq Khan is one of the leading gynaecologists and obstetricians in London, working more than 20 years in his field. He is the head of the Lower Genital Tract Disease Unit at Whittington Hospital, one of the biggest colposcopy and vulval disease centres in the UK. His special interests include personalised risk-based assessment of HPV-related diseases, PCOS, vulval disease (lichens and pre-cancer) and period related problems. He is a senior lecturer at UCL medical School and an internationally renowned speaker on HPV and colposcopy. He is also course director for the post-graduate course of the British Colposcopy Society (BSCCP), and Royal College of Obstetricians and Gynaecologists and is also the trainer and examiner for the British Colposcopy Society. He has co-authored a colposcopy text book with Professor Albert Singer and received the prestigious Ranzo Barraso Award (Founder's award) from the European Federation of Colposcopy.