 The older twins, Christopher and Malcolm, born in 1940, had successful careers, Christopher becoming a prominent publisher while Malcolm's career has been in economic history.Falkus' only daughter, Rowena Mary, is a Benedictine nun.In June 1940 Falkus' Spitfire was shot down over France and he spent the rest of the war in German prison camps, including Stalag Luft III the Great Escape camp.