Descartes: An Intellectual BiographyRen Descartes's insights into the nature of knowledge and the mind have inspired awe and debate through the centuries. But while philosophers have sought to understand the ramifications of his theories, they have paid much less attention to how, exactly, he arrived at his ideas. What twists and turns of his intellect brought him to his epochal conclusions? How did his personal ambitions and the social conditions of his era shape his thought? These