Michael Chappell is head of the Quantitative Biomedical Inference group at the Institute of Biomedical Engineering, University of Oxford. He specialises in methods to infer physiological and metabolic information such as perfusion and pH from medical imaging data. These methods are applied in a wide range of medical applications including stroke, dementia and cancer. Michael is also the Director of Training for the EPSRC-MRC Centre for Doctoral Training in Biomedical Imaging. Prior to working in medical image analysis, Michael did a doctorate in SCUBA diving and for a short while investigated methods to identify buried objects such as landmines.