Prof Sellar has worked in radiology for 35 years. Since that time Prof Sellar has written more than 200 papers and articles. His research has been acknowledged by the British Institute of Radiology (the Mackenzie Davidson Medal) and the Royal College of Radiologists (the Roentgen Medal). He is currently a joint applicant and executive member of Sinapse (£40 million grant). He is the past President of the British Society of Neuroradiologists and is the current President of the Scottish Neurosciences Council and the Dean of the School of Neurosciences. Prof Sellar has a particular interest in ischaemic and traumatic injuries of the brain and the spine as well as neurointerventional treatments.