In this Companion, a cast of established and rising stars in philosophy lays out the historical roots, the celebrated expressions, the controversies, and the contemporary determinations of rationalist thought.

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