Someone who habitually acts or thinks in ways contrary to popular opinion.
This term is normally used to describe investors who seek profits by acting differently than the majority of investors, e.g., by buying a company's stock when it is out of favor.
In the global warming debate, the term always denotes those who are skeptical either that humans are causing global warming or that any global warming that we are causing is significant.
1. Click here to read a Scientific American critique of contrarians.
2. Click here to read contrarian Christropher Monckton's critique of their critique.