In 1989 , he treated a number of victims of the Kegworth air disaster , in which a British Midland flight crashed onto the embankment of the M1 motorway , and conducted further investigations into injuries sustained in the crash . Following a half-decade of research , he concluded that passengers failed to adopt the brace position correctly , resulting in many injuries ; his research team 's suggestion of a different brace position had been adopted by all UK airlines by 1999
Kegworth air disaster
Kegworth air disaster
Angus Wallace