An Essay on the Foundations of Geometry was first published in 1897 and marks Bertrand Russell's first foray into analytic philosophy, a movement in which Russell is one of the founding members and figurehead. This Routledge Classics edition includes a new Foreword by Michael Potter.

An ideal philosophical companion volume to Russell's own Autobiography, My Philosophical Development is testament to one of the greatest minds of the 20th century. This Routledge Classics edition includes a new Foreword by Nicholas Griffin.

The book develops a comprehensive and measured case that bitcoin is a net benefit to the world, despite its imperfections. Resistance Money is intended for all, from the clueless to the specialist, from the proponent to the die-hard skeptic, and everyone in between.

Previously published: New York: Simon and Schuster, 1953.

Is it wrong for a man to buy sex from a woman? In this book, Lawford-Smith argues that commercial sex is quintessentially hierarchical sex, and it is wrong both to have and to perpetuate a market in hierarchical sex. Pepper argues that men are permitted to buy sex from those women who freely choose to sell it.

Fromm sees right to the heart of our contradictory needs for community and for freedom like no other writer before or since. In Fear of Freedom, Fromm warns that the price of community is indeed high, and it is the individual who pays.

One of Sartre's most important pieces of writing, Sketch for a Theory of the Emotions not only anticipates but argues many of the ideas to be found in his famous Being and Nothingness.

A letter written by Simone Weil to a French priest in New York, in which she raises fundamental and highly controversial concerns on matters of Catholic faith, dogma and institutions.

This formidable work - also published under the title of Principals of Social Reconstruction - discusses war, pacifism, reason, impulse and personal liberty, and greatly contributed to Russell’s fame as a formidable social critic and anti-war activist.

A salutary analysis of science’s claim to have done away with the self and a characteristic injection of common sense from one of our most respected philosophers into a debate increasingly in need of it. This Routledge Classics edition includes a new Foreword by Stephen Cave.