Eddie Heron was Ireland's greatest diver - a largely self-taught competitor who triumphed over exceptional circumstances to reach the highest level in a sport that afforded Irish practitioners minimal infrastructure or expert coaching. He was also President of the Irish Amateur Swimming Association at the time of the 1948 London Games. In the springboard diving preliminary round on the morning of 30 July 1948, Heron completed four compulsory dives - scoring 33.17 points - before the Irish swimming team withdrew from the competition in the afternoon following the failure of an appeal against the exclusion of two Northern Ireland swimmers. Heron's four dives established a point of principle: a member of the Irish water-sports team had competed in London under the name of Ireland. In his own writings, he documented with clarity the structural disadvantages faced by Irish divers compared to their American counterparts - limited to approximately ten weeks of outdoor practice each year, against the year-round training enjoyed in the southern United States - and had observed these advantages first-hand during a period in the USA in 1935-36.