Dr Sufyan Hussain is a Consultant Diabetes and Endocrine Physician at Guy’s and St Thomas Hospital and Honorary Senior Clinical Lecturer at King’s College London. He maintains a specialist interest in diabetes technology and in the clinical application of closed-loop systems. He graduated in medicine from the University of Cambridge and undertook his post-graduate clinical training in London teaching hospitals. He completed his PhD with Sir Professor Stephen Bloom at Imperial College London and was a visiting scholar at Joslin Diabetes Centre, Harvard Medical School. He was appointed as a Darzi fellow in Clinical Leadership where he worked on regional and national projects related to integrated care and digital health. He is the clinical expert lead for the National Institute of Clinical Excellence technology appraisal on hybrid-closed loop systems, contributes to national strategic and educational initiatives as an ABCD Diabetes Technology Network, NHSE London Diabetes Strategic Clinical Network and JDRF Scientific Advisory Committee member. He has 30 years personal experience of living with type 1 diabetes and is passionate about improving care for diabetes with technology.