Doctor Magnus Simrén graduated from medical school, University of Gothenburg in 1991, and afterwards completed his internship and fellowship in internal medicine at the County Hospital of Lidköping. From 1998 to 1999, Doctor Simrén completed his fellowship in gastroenterology at Sahlgrenska University Hospital, and has been working as a specialist physician in gastroenterology at Sahlgrenska University Hospital since 1999. He defended his thesis entitled Irritable Bowel Syndrome. Pathophysiological and clinical aspects in 2001. He was a post-doctoral research fellow at the University of Leuven, Belgium, in 2002. Between 2011 and 2016, Dr Simrén had a Senior Research position at the Swedish Research Council and the University of Gothenburg in Molecular Gastroenterology. He was visiting research scientist at the Center for Functional GI and Motility Disorders, University of North Carolina (UNC), Chapel Hill, NC, United States 2015-2016, and currently holds a position as Adjunct professor of Medicine at UNC School of Medicine (2017-). Since 2013 he has a combined position as Professor of Gastroenterology at the University of Gothenburg, and Senior Consultant at the Sahlgrenska University Hospital in Gothenburg, Sweden.

Doctor Simrén is head of the Neurogastroenterology Unit at Sahlgrenska University Hospital. His main research areas are the pathogenesis and pathophysiology of functional GI disorders, as well as the treatment of these. He has published more than 320 original articles and written several book chapters on GI motility diseases and functional GI disorders, and is currently supervisor for nineteen PhD students and three post-docs. Doctor Simrén has been the President of the Scandinavian Association for Gastrointestinal Motility (SAGIM), and Scientific Secretary to the Swedish Society of Gastroenterology, and served as council member for several international organizations. He has been the chair of the United European Gastroenterology (UEG) Scientific Committee 2013-2017, and is currently the UEG Secretary General (2018-2021), and a member of the UEG council (2013-2021). Professor Simrén has also been working as Deputy Editor and Associate Editor of Gut, and as the Clinical Editor of Neurogastroenterology and Motility. He is 2 (2) also on the Rome Foundation Board of Directors since 2011. 2010-2012 he led the Rome Foundation Working Team, “Intestinal microbiota in Functional Bowel Disorders 2010-2012, and was on the Rome IV committees for Functional Bowel Disorders and Centrally Mediated Disorders of GI Pain. Dr Simren is the Research Director of the Rome Foundation Research Institute (RFRI) 2017-.