Born 31 March 1869 at South Yarra, Melbourne, Australia, the fifth child and third son of George Horace Hayes, a mill owner, and Anna Hall his wife. He was educated at the Church of England Grammar School and at the University of Melbourne, and then came back to England and took his medical training

Born 22 March 1867 at Hillside, Dowlais, Glamorgan, the second child and eldest son of Pearson Robert Cresswell, CB and Jane Catherine Robinson, his second wife. His father (1834-1905) was a well-known surgeon in the colliery district of South Wales who, after he was appointed chief surgeon to the D