Nap Lombard was the penname of Pamela Hansford Johnson and Neil Stewart. Johnson was a playwright and author, whose debut, This Bed Thy Centre (1935), was a controversial success about a young couple's sexual frustration as the result of a long engagement. Stewart was an Australian journalist and author who served in the British Army during the Second World War. Together they co-wrote two light-hearted classic mysteries - Tidy Death (1940) and Murder's a Swine (1943).