Mathias, Prof. Christopher Joseph, (born 16 March 1949), Professor of Neurovascular Medicine, University of London, 1991–2013, at Imperial College London (St Mary’s Hospital) (formerly Imperial College School of Medicine (St Mary’s Hospital), Imperial College of Science, Technology and Medicine), and Institute of Neurology, University College London; Emeritus Professor, University College London, since 2014; Consultant Physician: St Mary’s Hospital, since 1982; National Hospital for Neurology and Neurosurgery, since 1985; Hospital of St John and St Elizabeth, since 2012