Dr Philip Smith, Digital and Education Editor of Gut and Consultant Gastroenterologist at the Royal Liverpool Hospital, Liverpool, UK, interviews Professor Peer Bork, Director of the Heidelberg site of the European Molecular Biology Laboratory Heidelberg, Baden, Germany on the paper 'A faecal microbiota signature with high specificity for pancreatic cancer' published in paper copy in Gut in July 2022, and available online: https://gut.bmj.com/content/71/7/1359