Michael Walker (mathematician)

Michael Walker
Born(1947-01-14)14 January 1947
Died27 September 2018(2018-09-27) (aged 71)
NationalityBritish
Alma materRoyal Holloway, University of London
Scientific career
FieldsMathematics
InstitutionsKing's College London
University of Tübingen

Michael Walker OBE (14 January 1947 – 27 September 2018) was an English mathematician who was instrumental in developing the standards that apply to mobile telecommunications and particularly in respect of the SIM card.