David Hay

Sir David Russell Hay (8 December 1927 – 3 December 2016) was a New Zealand cardiologist and anti-smoking campaigner. Biography Born in Christchurch, Hay was one of four children of philanthropist Sir James Hay, including his identical twin brother Sir Hamish Hay and older sister Dame Laurie Salas. Educated at St Andrew's College, he spent 1945 at Canterbury University College, before going on to study medicine at the University of Otago, graduating MB ChB in 1951. Hay then trained as a cardiologist in Britain, where he was influenced by the work of epidemiologist Sir Richard Doll linking smoking to adverse health outcomes. He returned to Christchurch in 1955. In Christchurch in 1958, Hay married Jocelyn Valerie Bell, whom he had met while they were both studying medicine at Otago. The couple went on to have two children. Hay graduated MD from the University of Otago in 1960.