David Hart Dyke began his naval career as one of the last National Servicemen to be commissioned Midshipman into the RNVR in 1959. He then went to Britannia Royal Naval College Dartmouth as a regular officer before serving in a number of ships in many parts of the world. Among the more senior appointments were Commander of the Royal Yacht Britannia, Captain of HMS Coventry in the Falklands Conflict, and Chief of Staff to the Commander British Naval Staff in Washington DC.
He retired from the Navy in 1990, and was appointed Clerk and Chief Executive of the Skinners' Company, one of the Great Twelve City Livery Companies. He finally retired in 2003 and lives in Hambledon, Hampshire, where he pursues his main interest of painting in watercolours. He is married to Diana and they have two daughters.
In 2006 David wrote "Four Weeks In May", about the experiences of the ship's company of HMS Coventry in the Falklands. The type 42 Destroyer HMS COVENTRY fought constant actions from the first day of the war until sunk by three enemy bombs on the evening of May 25th, 1982, 12 miles to the North of West Falkland.