Professor of colorectal surgery consultant surgeon, Mayo clinic foundation, Ohio
Professor of Colon and Rectal surgery Mannheim Germany
Consultant Colorectal Surgeon at the Royal Devon & Exeter Hospital Honorary Associate Professor at University of Exeter Medical School Chief Editor, Colorectal Disease Journal
Head Section, Colon & Rectal Surgery, King Faisal Specialist Hospital & Research Center-Riyadh – KSA
Director, Perioperative Services Department at King Faisal Specialist Hospital and Research Centre (Gen. Org.)
University Hospitals Of Leicester NHS Trust | UHL · Department of Colorectal Surgery
Professor and section head of colon and rectal surgery university of Chicago, President-elect of American society of colon and rectal surgeons
Hospital Clínico Regional Dr Guillermo Grant Benavente Surgery, Chile
AdventHealth Medical Group Colorectal Surgery at Orlando, Florida – USA
Colorectal Surgeon, Academic Medical Center Amsterdam –University of Amsterdam, Amsterdam, Netherlands