Medical doctor from the Universidad Libre - Cali Campus, Gastroenterologist from Universidad Nacional de Colombia, Clinical Epidemiologist from Universidad El Bosque, Gastroenterology coordinator at Subred Integrada de Servicio de Salud Centro Oriente (Center-East Integrated Health Service Subnetwork), Hospital Santa Clara, Bogotá Department of Healt. Associate Professor of Thoracic Surgery at the Faculty of Medicine of Universidad El Bosque, member of the Research Ethics Committee of the Subred Integrada de Servicio de Salud Centro Oriente, Hospital Santa Clara Research Center, member of the Asociación Colombiana de Gastroenterología (Colombian Association of Gastroenterology) Research Committee (2012-2014). Author of 30 original scientific articles including book chapters. Currently working on the functional digestive disorders and digestive motility and colonoscopy quality research lines at the Centro de Enfermedades Digestivas (Center for Digestive Diseases) and GUTMEDICA Bogotá, Colombia. Conflict of interest: He declares that he has no conflicts of interest due to his work as a member of the editorial board of the Revista Colombiana de Gastroenterología.

Bachelor of Medicine from the Universidade Federal do Paraná (1994), Master of Medicine (Digestive System Surgery) (2001) and Doctor of Medicine (Digestive System Surgery) (2004) from the Universidade de São Paulo. He received a habilitation degree in Medicine (Livre-Docência) (Department of Surgery and Anatomy) from the Faculdade de Medicina de Ribeirão Preto (2010) and a habilitation degree in Medicine (Department of Surgery) from the Faculty of Medicine of the from the Universidade de São Paulo (2016). Level 2 Research Productivity Grant from the National Council for Scientific and Technological Development, ad-hoc reviewer of scientific projects at the São Paulo Research Foundation, collaborating researcher at the Fleury Group Institute, and physician at the Dante Pazzanese Institute. Coordinator of the Endoscopy Medical Residency Program and head of the Endoscopy Service of the Ana Costa Hospital, and Doctor of the Hospital Alemão Oswaldo Cruz. Assistant physician, coordinator of the Biliopancreatic Endoscopy sector, coordinator of the Endoscopic Surgery League, member of the Graduate Coordination Committee, Graduate Advisor, professor in charge of the MCG, MCG 5848, MCG 5853 and MCG5850 graduate programs, and professor at the Faculty of Medicine from the Universidade de São Paulo. Current president of the scientific committee of the Sociedad Interamericana de Endoscopia Digestiva (Inter-American Society for Digestive Endoscopy) and effective member of the international committee of the American Society for Gastrointestinal Endoscopy. Member of the scientific and editorial board, member of the international committee and ERCP nucleus coordinator at the Sociedade Brasileira de Endoscopia Digestiva (Brazilian Society of Digestive Endoscopy). Representative of the Sociedade Brasileira de Endoscopia Digestiva in the journal Arquivos de Gastroenterologia (Archives of Gastroenterology) and in the journal Revista da Associação Médica Brasileira (Journal of the Brazilian Medical Association) of the Sociedade Brasileira de Endoscopia Digestiva. Expert in Medicine with emphasis in digestive endoscopy, especially endoscopic ultrasound, palliative care, molecular biology, pancreatic cancer, and fistulotomy and papillotomy. Editor of 14 books published in Brazil and abroad, Member of the Editorial Board of multiple newspapers and author of 179 articles published in PubMed.

General surgeon at the Javeriana University. Gastrointestinal surgery and digestive endoscopy at the National Cancer Institute, Javeriana University. Endoscopic ultrasound at the Edouard Herriot Hospital (HCL), University of Paris. Master in clinical epidemiology at the National University of Colombia. Gastroenterologist at Clínica Country. Bogotá, Colombia. Conflict of interest: declares no conflict of interest in her work as a member of the editorial committee of the Revista Colombiana de Gastroenterología.

Physician from Universidad Industrial de Santander with specialization in Internal Medicine and Gastroenterology from Universidad Nacional de Colombia. Gastroenterologist at GutMédica S.A.S. Bogotá, Colombia. Conflict of interest: declares no conflict of interest in his work as a member of the editorial committee of the Revista Colombiana de Gastroenterología.

Medical doctor from Universidad Juan N Corpas, specialist in Internal Medicine from Universidad Javeriana and subspecialist in Gastroenterology and Digestive Endoscopy from Universidad Militar Nueva Granada. Co-founder and coordinator of the Instituto de Enfermedades Digestivas (Institute of Digestive Diseases). Member of the Asociación Colombiana de Gastroenterología (Colombian Association of Gastroenterology). Member of the Asociación Colombiana de Endoscopia Digestiva (Colombian Association of Digestive Endoscopy). Member of the Asociación Colombiana de Hepatología (Colombian Association of Hepatology). Web Editor of the Asociación Colombiana de Gastroenterología for 6 years, Web Editor of the Asociación Colombiana de Hepatología for 6 years, and current Web Editor of the Asociación Colombiana de Endoscopia Digestiva. His current interests are in the field of quality in digestive endoscopy and alterations of the intestinal microbiota. Conflict of interest: He declares that he has no conflicts of interest due to his work as a member of the editorial board of the Revista Colombiana de Gastroenterología and that he does not receive any payment or services from third parties.

Medical doctor, fellow of the American College of Gastroenterology, and American Gastroenterological Association Fellow. Doctor and gastroenterologist from the Universidad de la República de Uruguay. Professor and Director of the Gastroenterology Clinic of the Faculty of Medicine of the Hospital de Clínicas of Uruguay since 2004, president of the board of directors of the Hospital de Clínicas (1998-2002), president of the Fundación Manuel Quintela since July 2011 (foundation associated with the Hospital de Clínicas) and director of Project ECHO Uruguay and ECHO Ibero-American Super-hub. President of the Academia Nacional de Medicina de Uruguay (National Academy of Medicine of Uruguay) from 2018 to 2020, president of the Sociedad Uruguaya de Gastroenterología (Uruguayan Society of Gastroenterology) from 1993 to 1995, secretary general of the Asociación Interamericana de Gastroenterología (Inter-American Association of Gastroenterology) from 1999 to 2001, and president of the World Gastroenterology Organisation (WGO) for the period 2013-2015. Fellow of the American College of Gastroenterology since 1995, international member of the American Gastroenterological Association since 1994 and fellow of the same Association since 2006. Member of the André Lambling Circle (France) and member of the Standing Scientific Committee of the Organización mundial para el estudio de las enfermedades del esófago (World Organization for Specialized Studies on Diseases of the Esophagus). Associate editor of the American Journal of Gastroenterology (USA). Member of the Editorial Board of Gastroenterology, World Gastroenterology News (China), Hepato-Gastro (France), Archivos de Medicina Interna (Uruguay), Gastroenterologia y Hepatología (Spain), “GEN” (Venezuela), “Acta Gastroenterologica Latinoamericana” (Argentina), “Gastroenterologia Latinoamericana” (Chile), and Gazi Medical Journal (Turkey). Reviewer of Arab Journal of Gastroenterology (Egypt), Acta Gastroenterológica Lationoamericana (Argentina), Revista Peruana de Gastroenterología (Peru), Gastroenterología y Hepatología (Spain), and Cochrane Library (International). More than 350 presentations, conferences, papers, or books presented or published in Uruguay, Argentina, Brazil, Chile, Paraguay, Peru, Bolivia, Ecuador, Colombia, Venezuela, Costa Rica, Dominican Republic, Panama, Guatemala, Cuba, Mexico, USA, Canada, France, Germany, Netherlands, Austria, Spain, Portugal, Thailand, Sharjah, Turkey, China, Egypt, Morocco, Sudan, Singapore, India, Hong Kong, Malaysia and Japan.

PhD, MSc, and fellow of the American Society for Gastrointestinal Endoscopy. Full Professor, Gastrointestinal Endoscopy Unit, Gastroenterology Division, National Cancer Institute, Mexico City (2008-2021). Director of Endoscopic Ultrasound and Co-Director of Biliopancreatic Endoscopy. Consultant in Endoscopic Ultrasound and Advanced Therapeutic Endoscopy at the Instituto Nacional de Enfermedades Respiratorias (National Institute of Respiratory Diseases) (2008-2021). Former Assistant Professor of Medicine, Gastroenterology and Hepatology Department, Mayo Clinic, Rochester, Minnesota, USA (2007). Advanced Endoscopic Ultrasound Fellow and Advanced and Experimental Therapeutic Endoscopy Fellow at the Mayo Clinic, Rochester, Minnesota, USA. (2003-2004 and 2006-2007). Advanced Therapeutic Endoscopy Fellow at the Center for Advanced Therapeutic Endoscopy & Endoscopic Oncology, Wellesley/St Michael Hospital, University of Toronto, Canada (2000-2001). Subspecialty in Advanced Gastrointestinal Endoscopy and Physician attached to the Endoscopy Unit of the Internal Medicine Department and head of the Clinical Research Department of the General Hospital "Dr. Manuel Gea González". Emeritus Member of the Asociación Mexicana de Gastroenterología (Mexican Association of Gastroenterology). Titular Advisor at the Consejo Mexicano de Gastroenterología A.C. (Mexican Council of Gastroenterology). Member of the National System of Researchers of the Consejo Nacional de Ciencia y Tecnología (National Council of Science and Technology). Member of the ASGE International Committee including the Working Group. International Editor of the Gastrointestinal Endoscopy Journal since 2010, Top Reviewer Award 2010. Former Associate Editor and current Reviewer of Endoscopy International Open Assistant Editor at Endoscopic Ultrasound Journal. Assistant Editor at Journal of the Pancreas. Editor-in-chief of the Endoscopia Journal (official journal of the Mexican Association of Gastrointestinal Endoscopy and the Inter-American Society of Digestive Endoscopy), Elsevier, 2010-2012. Guest Editor in Gastroenterology Research & Practice. Registered in ORCID and Publons. Co-founder (1998) and President of the Sociedad Latinoamericana de Endosonografía (Latin American Society of Endosonography) (2002-04). Co-Founder and co-Director of the Latin American Chapter of Endoscopic Ultrasound of the Sociedad Interamericana de Endoscopia Digestiva (Inter-American Society of Digestive Endoscopy). National and international professor of multiple courses in the USA, Colombia, Brazil, Ecuador, Venezuela, Argentina, Guatemala, Panama, Canada, Vienna, Russia, and India.

Specialist in Gastroenterology. Gastroenterology and Digestive Endoscopy Residency at the World Gastroenterology Organisation Training Center in La Plata, Argentina (2006-2010). 2010-2011 Fellow of Endoscopic Retrograde Cholangiopancreatography at the World Gastroenterology Organisation Training Center in La Plata, Argentina. 2011-2012 Fellow of Endoscopic Ultrasound at the World Gastroenterology Organisation Training Center in Bogotá, Colombia. Former chief and resident instructor of the Hospital General San Martín Gastroenterology Service in La Plata, Argentina. Chief of Gastroenterology and Digestive Endoscopy Service of Clínica CMIC in Neuquén, Patagonia, Argentina. Member of the Revista Colombiana de Gastroenterologia (Colombian Journal of Gastroenterology) editorial board, member of the Clínica CMIC Teaching and Research Committee in Neuquén, Argentina. Former president of the Sociedad de Gastroenterología del Comahue (Comahue Society of Gastroenterology), subsidiary of the Federación Argentina de Gastroenterología (Argentine Federation of Gastroenterology) in the period 2018-2020. Vocal of the Federación Argentina de Gastroenterología Board of Directors. Creator and scientific director of the Curso Internacional de Gastroenterología y Endoscopia de Neuquen (International Course of Gastroenterology and Endoscopy of Neuquen) Annual Course.

Medical doctor from the Universidad de Caldas (1988), specialist in Pathology from the Instituto Nacional de Cancerología ( National Cancer Institute) and the Pontificia Universidad Javeriana (1993), fellow in Surgical Pathology from the Fundación Santa Fé de Bogotá (1994). Master's Degree in Clinical Epidemiology and Biostatistics from Universidad Javeriana (2010), Diploma in Teaching for Higher Education from Pontificia Universidad Javeriana (2002) and Diploma in Medical Teaching from Pontificia Universidad Javeriana (2013). Full Professor in the Department of Pathology, School of Medicine, Pontificia Universidad Javeriana of Bogotá since June 1994, and Undergraduate Academic Coordinator since July 2016 at the same university. Pneumopathology consultant at Biomolecular Diagnóstica LTDA. since November 2020 and at the Pathology Service of Clínica Universitaria Colombia (Colsanitas) since August 2017 in the modality of external provider. Author of 44 articles published in indexed journals, co-editor of 10 books and speaker in more than 10 national and international congresses and symposiums. Recognized by the students as "Best Teacher" of the Faculty of Medicine of the Pontificia Universidad Javeriana in 2007, 2010 and 2012 and "Outstanding Teacher" in 2019. Honorary member of the Asociación Colombiana de Neumología y Cirugía de Tórax (Colombian Association of Pneumology and Thoracic Surgery) since October 2005, member of the Editorial Committee of the Revista Universitas Médica (Universitas Médica Journal) from 2000 to 2004, and editor/director of the same journal from June 2005 to August 2017. Member of the National Scientific Committee of the Universitas Scientiarum Journal (2009-2012) and member of the Editorial Committee of the Revista Colombiana de Gastroenterología since 2009.

Medical doctor and specialist in Digestive Endoscopy. Graduated in medicine from the School of Medicine of the Univesidade de São Paulo. Fellow in General Surgery (1988 and 1989) and fellow in Gastrointestinal Endoscopy (1990-1991) at the Univesidade de São Paulo. Specialty in Biliary Tract Endoscopy and Endoscopic Ultrasound in Lyon, France (1992). Master's degree (1996), Doctorate (2000) and PhD in Gastrointestinal Surgery (2005) from the Univesidade de São Paulo. Associate Professor of the Department of Gastroenterology of the Univesidade de São Paulo since 2005. Director of the Endoscopy Unit of the Cancer Institute of São Paulo (ICESP) since 2008. Associate Editor for Gastrointestinal Endoscopy (ISSN - 0016-5107 - 2018 IF 7.229) since 2014. Associate Editor for Gastrointestinal Endoscopy for systematic reviews and meta-analyses. Associate Editor for question sessions. Chairman of the Scientific Committee of the Brazilian Society of Endoscopic Gastroenterology (2019-2020), member of the International Committee of the American Society of Endoscopic Gastroenterology (ASGE) since 2013. Member and founder, among other positions, of the la Sociedad Latinoamericana de Endosonografía (Latin American Society of Endosonography). More than 130 scientific articles and more than 100 book chapters published in Brazil and abroad, in addition to 13 books.

Doctor of Medicine from Universidad de la República (UDELAR) Uruguay (1993), Specialist in Gastroenterology (1996) and Digestive Endoscopy (2009), Master in Education from Universidad ORT (2010). Trained in capsule endoscopy at the Otto Von Guericke University of Magdeburg (2007) and in enteroscopy at Marienhospital Bottrop (2009), Germany. Professor of Clinical Gastroenterology at the Universidad de la República from 2007 to date. Member of the Scientific Methodology Committee at the World Gastroenterology Organisation (WGO) (2011-2015), professor of the Train the Trainers Program (2011-2013), member of the Irritable Bowel Syndrome Guidelines Committee since 2009, the Celiac Disease Guidelines since 2016, and Chair of the Scientific Program Committee from 2017 to date. Member of the International committee of the American College of Gastroenterology (2012-2014), member of the International Committee of the American Society for GI Endoscopy since 2014, member of the Board of Directors of the UDELAR Graduate School since 2015, and level 1 researcher at the Agencia Nacional de Investigación e Innovación (National Agency of Investigators) since 2017. Co-editor in Endoscopy International Open Journal since 2015 and member of the NeuroGastroLATAM Reviews editorial board since 2016, member of the Revista Colombiana de Gastroenterología (Colombian Journal of Gastroenterology) editorial board since 2016, member of the Revista de Gastroenterología de México (Mexican Journal of Gastroenterology) editorial board since 2014, member of the Nature Reviews Gastroenterology and Hepatology advisory board and co-editor of the EndoCollab teaching website in 2020.

MD, MSc. (Ed), American Gastroenterological Association Fellow. Surgeon and Gastroenterologist of the Universidad Peruana Cayetano Heredia (UPCH) of Peru. Diploma in Medical Auditing from the Universidad Nacional Mayor de San Marcos, Diploma in University Teaching from the Universidad Peruana de Ciencias Aplicadas (UPC), Master's Degree in Higher Education Teaching from the Universidad Andrés Bello in Chile. Chief of the Gastroenterology Service at Hospital Guillermo Kaelin de la Fuente (EsSalud) since April 2017. Professor of Medicine at the Universidad Peruana de Ciencias Aplicadas (UPC), Research Associate at the Universidad San Ignacio de Loyola in Lima, Peru, Consultant of Clinical Practice Guides, Principal Editor of the Revista de Gastroenterología del Perú (Journal of Gastroenterology of Peru) member of the editorial board of the Journal of Clinical Gastroenterology, the Revista Colombiana de Gastroenterología (Colombian Journal of Gastroenterology), and Arquivos de Gastroenterologia (Gastroenterology Archives). Chair of Publications and Train the Trainers delegate of the World Gastroenterology Organization (WGO). Reviewer of publications in Gastrointestinal Endoscopy, PLOS One, Endoscopy, Digestive Diseases, Education in Medicine Journal, Arquivos de Gastroenterologia, and Revista Peruana de Medicina Experimental y Salud Pública (Peruvian Journal of Experimental Medicine and Public Health). Full Member of the Sociedad de Gastroenterología del Perú (Society of Gastroenterology of Peru) (2011), member of the American Society for Gastrointestinal Endoscopy (ASGE), member of the American College of Gastroenterology (ACG), member of the American Gastroenterological Association (AGA), American Gastroenterological Association fellow (AGA), member of the Oxford Centre for Evidence-Based Medicine (CEBM), member of the editorial board of Revista de Gastroenterología del Perú, sentinel reader of the McMaster Online Rating of Evidence (MORE) of the McMaster University, member of the British Society of Gastroenterology, member of the e-WGN editorial board of the World Gastroenterology Organisation (WGO), and vocal of the Liver Chapter Board of Directors of the Society of Gastroenterology of Peru (2017-2018). Multiple national and international publications.

Medical doctor from the Universidad Universidad Nacional de Colombia. Specialist in Surgery from the Pontificia Universidad Javeriana. Specialist in Gastroenterology and Digestive Endoscopy from the Fundación Universitaria Sanitas. Gastroenterologist at the Centro de Enfermedades Hepáticas y Digestivas (Center for Liver and Digestive Diseases). Gastroenterologist at the Hospital Central de la Policía (Central Police Hospital) in Bogotá. Author of more than 50 articles published in national and international journals, including book chapters. Professor at the Fundación Universitaria San Martín and Universidad del Rosario. Assistant editor of the Revista Colombiana de Cirugía (Colombian Journal of Surgery). Member of the Asociación Colombiana de Endoscopia Digestiva (Colombian Association of Digestive Endoscopy), American Society for Gastrointestinal Endoscopy, American Gastroenterological Association, the Asociación Colombiana de Cirugía (Colombian Association of Surgery), the Asociación Colombiana de Gastroenterología (Colombian Association of Gastroenterology) and corresponding member of the National Academy of Medicine. Conflict of interest: He declares that he has no conflicts of interest due to his work as a member of the editorial board of the Revista Colombiana de Gastroenterología.