Ronald Lewin full name George Ronald Lewin, was a British military historian, radio producer and publishing editor.

He was educated at Heath School, Halifax and Oxford University where he was a Hastings Scholar and Goldsmiths’ Exhibitioner.
He was an editorial assistant at Jonathan Cape

Jonathan Cape

Jonathan Cape was a London-based publisher founded in 1919 as "Page & Co" by Herbert Jonathan Cape , formerly a manager at Duckworth who had worked his way up from a position of bookshop errand boy. Cape brought with him the rights to cheap editions of the popular author Elinor Glyn and sales of...

 from 1937, then served in the Royal Artillery

Royal Artillery

The Royal Regiment of Artillery, commonly referred to as the Royal Artillery , is the artillery arm of the British Army. Despite its name, it comprises a number of regiments.-History:...

 in North Africa and Northwest Europe 1939-45.

He was in the BBC

BBC

The British Broadcasting Corporation is a British public service broadcaster. Its headquarters is at Broadcasting House in the City of Westminster, London. It is the largest broadcaster in the world, with about 23,000 staff...

 Home service 1946-1965, going from producer in 1946 to Chief in 1963, He was then an editor at Hutchinson Publishing from 1963 to 1969.

He wrote several books on World War II and commanders e.g. Rommel, Montgomery, Pope, Wavell and Slim (Slim the Standard-Bearer received the WH Smith Literary Award

WH Smith Literary Award

The WH Smith Literary Award was an award founded in 1959 by British high street retailer W H Smith. Its founding aim was stated to be to "encourage and bring international esteem to authors of the British Commonwealth"; originally open to all residents of the UK, the Commonwealth and the Republic...

). He wrote two books on Ultra (Europe) and The Other Ultra (Japan).