FREEDOM of speech and its democratic corollary, a free press, have tacitly expanded our Bill of Rights to include the right of persuasion. This development was an inevitable result of the expansion of the media of free speech and persuasion, defined in other articles in this volume. All these media provide open doors to the public mind. Any one of us through these media may influence the attitudes and actions of our fellow citizens.
The tremendous expansion of communications in the United States has given this Nation the world’s most penetrating and effective apparatus for the transmission of ideas. Every resident is constantly exposed to the impact of our vast network of communications which reach every corner of the country, no matter how remote or isolated. Words hammer continually at the eyes and ears of America. The United States has become a small room in which a single whisper is magnified thousands of times.
Knowledge of how to use this enormous amplifying system becomes a matter of primary concern to those who are interested in socially constructive action.