This set traces Herbert Spencer's influence, from his contemporaries to the present day. Contributions come from across the social science disciplines and are often taken from sources which are difficult to access.

He was one of the principal proponents of evolutionary theory in the mid nineteenth century and his reputation rivaled that of Charles Darwin. This story of his life is based on selected correspondence and previously unpublished papers.

This Elibron Classics title is a reprint of the original edition published by D. Appleton and Company, 1908, New York

... in Author was deceased at the time of publication . ' ... .. in my private opinion it [ The Principles of Psychology ] will ultimately stand beside Newton's Principia . ' Much of ... Herbert Spencer: Brain, Mind and the Hard Problem.