the sanctity of life and the criminal law (1958) examines the philosophical basis for laws against contraception, sterilisation, artificial insemination, abortion, suicide and euthanasia; when it appeared it was very controversial. the fourth book is his 1,000-page textbook of criminal law (1978). this was a successful student textbook, and would be one still if he had ever managed to finish the third edition, on which he had been labouring for 14 years at the time of his death. in 2012, dennis baker edited a new third edition of this textbook, continuing the socratic style of the originals.