C. D. Broad

• Ethics and the History of Philosophy
• Five Types of Ethical Theory (International Library of Psychology, Philosophy and Scientific Method)
• Scientific Thought
• Five Types of Ethical Theory
• Human personality and the possibility of its survival
• Lecture on Psychical Research
• Lectures on Psychical Research
• Perception, physics, and reality
• Religion, Philosophy and Psychical Research
• The Mind and Its Place in Nature