Sir John Keegan OBE

Order of the British Empire

The Most Excellent Order of the British Empire is an order of chivalry established on 4 June 1917 by George V of the United Kingdom. The Order comprises five classes in civil and military divisions...

 FRSL

Royal Society of Literature

The Royal Society of Literature is the "senior literary organisation in Britain". It was founded in 1820 by George IV, in order to "reward literary merit and excite literary talent". The Society's first president was Thomas Burgess, who later became the Bishop of Salisbury...

 (born 15 May 1934) is a British

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 military historian, lecturer, writer and journalist. He has published many works on the nature of combat between the 14th and 21st centuries concerning land, air, maritime, and intelligence warfare, as well as the psychology of battle.
John Desmond Patrick Keegan was born in Clapham

Clapham

Clapham is a district in south London, England, within the London Borough of Lambeth.Clapham covers the postcodes of SW4 and parts of SW9, SW8 and SW12. Clapham Common is shared with the London Borough of Wandsworth, although Lambeth has responsibility for running the common as a whole. According...

, London

London

London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

, to a family of Irish Catholic

Irish Catholic

Irish Catholic is a term used to describe people who are both Roman Catholic and Irish .Note: the term is not used to describe a variant of Catholicism. More particularly, it is not a separate creed or sect in the sense that "Anglo-Catholic", "Old Catholic", "Eastern Orthodox Catholic" might be...

 extraction. His father served in the First World War.

At the age of 13 Keegan contracted orthopaedic tuberculosis

Tuberculosis

Tuberculosis, MTB, or TB is a common, and in many cases lethal, infectious disease caused by various strains of mycobacteria, usually Mycobacterium tuberculosis. Tuberculosis usually attacks the lungs but can also affect other parts of the body...

, which has subsequently affected his gait.