Professor Jonathan Valabhji, OBE, MD, FRCP is Clinical Chair in Medicine at Imperial College London and Honorary Consultant Diabetologist at Chelsea & Westminster Hospital NHS Foundation Trust. He is currently National Specialty Advisor for Multiple Long-Term Conditions at NHS England, and from 2013 until 2023 he was National Clinical Director for Diabetes and Obesity in England. He established the NHS England Diabetes, Obesity and Multiple Long-Term Conditions Programmes, with a broad portfolio of national work streams including lifestyle interventions, clinical care, and technological support for self-management. He has led rapid translation of high-quality research into national policy and practice and, using real-world data, has established models for evaluation to assess translational impact. He qualified in 1990 from St Bartholomew’s Hospital Medical College, London. In 2019 he was awarded OBE in the Queen’s New Year Honours List for services to diabetes and obesity care.