Published in 1874, Sidgwick's masterpiece argues the utilitarian approach to ethics and presents a systematic and historically sensitive approach to ethical research that influenced utilitarian philosophers well into the twentieth century. It remains a valuable introduction to the philosophy, practice and history of ethics. This reissue includes the 1877 supplement.

Published in 1874, this is first edition of Sidgwick's masterpiece on moral philosophy, arguing the utilitarian approach to ethics.