TBI-REPORTER is a multidisciplinary, multi-centre, UK-wide, national collaboration of over 50 investigators with demonstrable, field leading experience in: epidemiology and cohort management; informatics, record linkage and database interoperability; cognitive and behavioural testing; imaging; biomarker science; genetic risk factors and their analysis; neuropathology, neurosurgery, emergency medicine and neurology research; human physiology, vascular, metabolic and immunological studies; models of human disease; target validation; and experimental medicine.