British biochemist who is the first scientist to win the Nobel Prize for Chemistry twice. He helped determine the base sequences in nucleic acids and the structure of proteins.
As a Quaker he was granted unconditional exemption from military service during World War II as a conscientious objector.
He was the first scientist to sequence insulin.
He had three children with his wife Margaret Joan Howe.
He won the Nobel Prize twice like Linus Pauling.
