Born at Weymouth, 31 October 1872, the eldest son of John A Sherren, printer and publisher, and his wife Anne Eliza Wilkinson. He was educated at Weymouth College, but early went to sea and served before the mast. After achieving his master mariner's certificate he suddenly left the sea, and entered

Born on 3 September 1868 he was educated at Bristol University, where he won the Gilchrist Scholarship, at University College, London and at St Bartholomew's Hospital. He became a BSc with honours in physiology at the age of 22, qualifying with the Conjoint diploma the following year. He had from th