Public expression in the United States has become increasingly coarse. Whether it's stupid, rude, base, or anti-intellectual talk, it surrounds us. Popular television, film, music, art, and even some elements of religion have become as coarse, we argue, as our often-disparaged political dialogue. This book's contention is that the U.S. semantic environment is governed by tactics, not tact. We craft messages that work--that perform their desired function. We are instrumental, strategic communicators. As such, entertainment and journalism that draw an audience, for instance, are "good." This...