Herbert Hasler

Lieutenant-Colonel Herbert George "Blondie" Hasler (27 February 1914 – 5 May 1987) was a Lieutenant Colonel in the Royal Marines. In December 1942, Hasler led a small commando raid in World War II against Axis shipping in Bordeaux. He was responsible for many of the concepts which ultimately led to the post-war formation of the Special Boat Service. After the war he became a notable yachtsman, contributing especially to developments in single-handed sailing.