Mark currently works part time as Head of Impact for the Central Commissioning Facility of the National Institute for Health Research. Before that he has worked, amongst other places, for Oxford University Hospitals NHS Trust, the NHS Institute for Innovation and Improvement and Oxford University Innovation (the University's knowledge transfer arm). His work at the moment includes looking at ways to incorporate the patient experience into the evaluation of clinical and health research impact.
Mark is also part of the British Medical Journal's Patient Panel. He has been a trustee for the MS Society and briefly for Asthma UK and was diagnosed with relapsing remitting multiple sclerosis in 2004. He has just been made Parkrun's Ambassador to the MS community and is an Academic Visitor at the Radcliffe Department of Medicine in Oxford.