1. Department of Colorectal Surgery Royal Derby Hospital University Hospitals of Derby and Burton NHS Foundation Trust Derby UK
2. Cirugía Colorrectal – Cirugía General y del Aparato Digestivo Hospital Universitario Marqués de Valdecilla Santander Spain
3. ORSI Academy Melle Belgium
4. Section of Coloproctology Department of Surgery University of Erlangen‐Nürnberg, FAU Erlangen Germany