Amazon.com description: Product Description: This volume in the Critical Insights series begins with an essay entitled "On Jack London," which is a brief discussion of his life and works. A longer biographical section follows. Original essays include a discussion of the literary careers of Jack London and Mark Twain and a close examination of the critical reception of London's works. Other essays discuss London's use of Carl Jung's Psychology of the Unconscious, his use of Naturalism in his early works and the themes of androgyny throughout his novels.