James David Provins Graham
James David Provins Graham FRSE FRCPSG FRCPE (8 February 1914 – 16 May 1989) was a Scottish physician, pharmacologist and academic author. He wrote on neurotransmissions in relation to chemical influence, including issues of drug dependence. He established the Welsh Poisons Information Service. In 1973 he sat on the first Committee on the Advisory Council on the Misuse of Drugs. In authorship he standardly appears as J D P Graham. Provided by Wikipedia
1