Transmission of Language: The Voice
A good speaking voice is a valuable asset. The vocal deliveries of Oprah Winfrey, Billy Graham, and Paul Harvey make them commanding speakers. "This is CNN," and Star Wars' Darth Vader were made memorable by the voice of James Earl Jones.
We have all heard speakers we dislike or distrust, as much because of the way they sound as what they say: the aggressive telemarketer, arrogant bureaucrat, or shifty personnel manager.
Psychologist Albert Mehrabian has shown that we are five times as likely to be influenced by the vocal tone than by the spoken words in developing our feelings and attitudes toward a speaker. Thus both intuition and research indicate the wisdom of developing our ability to use our voices ...