In universities and intellectual circles, academics can guarantee themselves popularity -- or, which is just as satisfying, unpopularity -- by being opinionated rather than by being learned.

Advertising Disclosure: Please note that many links to retailers are affiliate links, which yields a commission for us. allauthor.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon sites.