Why do well-educated antiwar activists call the president of the United States "the new Hitler" and argue that the U.S. government orchestrated the September 11 attacks?

Why does Al Gore believe that cars pose "a mortal threat to the security of every nation"?

Why does the Princeton professor known as the father of the animal rights movement object to humans eating animals but not to humans having sex with them—and why does PETA defend that position?

In other words, why do smart people fall for stupid ideas?The answer, Daniel J. Flynn reveals in Intellectual Morons, is ideology. Flynn, the author of Why the Left Hates America, shows how people can be so blinded to reality by the causes they serve that they espouse bizarre, sometimes ridiculous, and often dangerous positions. The most influential social movements have spawned ideologues who do not care whether an idea is good or bad, true or false, but only whether it can serve their cause.

It is startling how many Americans—and particularly how many media, academic, and political elites—fall for bad ideas. The trouble is, their lies become institutionalized as truth, and we all suffer as a result. In Intellectual Morons, Flynn reveals: