Tibor R. Machan
Tibor Richard Machan (; 18 March 1939 – 24 March 2016) was a Hungarian-born American philosopher.  He was the professor emeritus in the department of philosophy at Auburn University. Machan held the R. C. Hoiles Chair of Business Ethics and Free Enterprise at the Argyros School of Business & Economics at Chapman University in Orange, California until December 31, 2014.