Levvis Vaughn şu kitapların yazarı veya ortak yazarıdır: The Power of Critical Thinking: Effective Reasoning About Ordinary and Extraordinary Claims (OUR2005); How to Think About Weird Things: Critical Thinking for a New Age, Fourth Edition (2005); The Case for Humanism: An Introduction (2003); Doing Philosophy: An Introduction Through Thought Experiments. Second Edition (2002); Concise Guide to Critical Thinking (OUfi 2017); Living Philosophy, Second Edition JOUR 2017); The Moral Life, Sixth Edition (OUR 2