Dr Philip Smith, Digital and Education Editor of Gut and Consultant Gastroenterologist at the Royal Liverpool Hospital, Liverpool, UK, interviews Dr Marietta Iacucci, Associate Professor in Gastroenterology, Institute of Immunology and Immunotherapy, University of Birmingham and Consultant Gastroenterologist, University Hospitals Birmingham NHS Foundation Trust, Birmingham, United Kingdom, on the paper "‘PICaSSO Histologic Remission Index (PHRI) in ulcerative colitis: development of a novel simplified histological score for monitoring mucosal healing and predicting clinical outcomes and its applicability in an artificial intelligence system" published in paper copy in Gut in May 2022, and available online: https://gut.bmj.com/content/71/5/889 Please subscribe to the Gut Podcast via all podcast platforms, including Apple Podcasts, Google Podcasts, Stitcher and Spotify, to get the latest podcast every month. If you enjoy our podcast, please consider leaving us a review or a comment on the Gut Podcast iTunes page (https://podcasts.apple.com/gb/podcast/gut-podcast/id330976727).