Tibor Richard Machan, Ph.D. (/ˈtiːbɔr məˈkæn/; born 18 March 1939) is a Hungarian-American philosopher. A professor emeritus in the department of philosophy at Auburn University, Machan holds the R. C. Hoiles Chair of Business Ethics and Free Enterprise at the Argyros School of Business & Economics at Chapman University in Orange, California.He has been a research fellow at the Hoover Institution at Stanford University, an adjunct scholar at the Cato Institute, and an adjunct faculty member of the Ludwig von Mises Institute. Machan is a syndicated and freelance columnist; author of more than one hundred scholarly papers and more than forty books, among them the recent Why is Everyone Else Wrong? (Springer, 2008). He is Senior Contributing Editor at The Daily Bell.Though he can be broadly classified as a libertarian on many important issues, Machan rejects any division of libertarianism into left wing and right wing. He holds that, by its nature, libertarianism is about political liberty for all individuals to do whatever is peaceful and non-aggressive. Machan is a minarchist.