Consultant Urological Surgeon, Clinical Service lead for Urology and Clinical lead for

Endourology stone disease at Royal Free Hospital, London, England. He is the course director of an

international Master classes in complex stone diseases with extensive experience in performing PCNL in

supine position. He is a faculty member of the European Association of Urology Section of Uro-Technology

(ESUT). He teaches around Europe for the European School of urology (ESU). He has functioned as a

moderator on a number of occasions for the Journal of Endourology podcasts on Stone disease. On the

faculty of the SIU, Grand Round- controversies in Urinary Stone Management. He is a reviewer of

manuscripts submitted for publications in the American Journal of Urology and the British journal of

Urology international (BJUi).