His interests are in the medical and surgical treatment of urinary incontinence, prolapse repair, complex redo female urologic surgery and the repair of post-surgical pelvic floor complications. He has presented on these topics and on urologic anatomy at multiple national and international meetings. He has authored over 125 articles and book chapters, is the editor of three textbooks, has been a visiting professor in the United States and abroad and given numerous invited lectures. He is on the editorial board of a number of journals and is currently an Assistant Editor of the Journal of Urology.