Having witnessed first-hand the mechanised onslaught of the Great War, Captain Basil Liddell Hart sought a philosophy of warfare based on the prudent use of technology, psychology and deception – and the avoidance of the 'total war' catastrophes of preceding decades. Read by Sebastian Brown.
Image: A picture of Basil Henry Liddell Hart studying a tactical situation in 1947. Credit: Popperfoto via Getty Images/Getty Images