Dr Sylvester is Consultant Healthcare Scientist and Head of Joint Respiratory Physiology at both Cambridge University Hospitals and Royal Papworth Hospital NHS Foundation Trusts in the UK. He is also clinical lead for the breathlessness pathways at the Cambridgeshire and Peterborough Community Diagnostic Centres. His specialist interest is the performance and interpretation of cardio-pulmonary exercise testing, especially in its identification of breathing pattern disorders. He is faculty lead for the ARTP’s annual CPET course and faculty director for the UCLA/Cambridge CPET course. Dr Sylvester initially joined Cambridge University Hospitals after completing a PhD investigating respiratory complications in patients with sickle cell disease. He is the current President of the Association for Respiratory Technology & Physiology and has previously been ARTP Honorary Chair. He also sits on the British Thoracic Society Science & Research committee representing ARTP.