This book is a wide-ranging examination of rationalist thought in philosophy from ancient times to the present day. Written by a superbly qualified cast of philosophers. Critically analyses the concept of rationalism. Focuses principally on the golden age of rationalism in the seventeenth and early eighteenth centuries. Also covers ancient rationalism, nineteenth-century rationalism, and rationalist themes in recent thought. Organised chronologically. Various philosophical methods and viewpoints are represented.

A Companion to Rationalism