Nonverbal Communication

Here is an excellent discussion of why the formula that nonverbal communication accounts for some 90 percent of meaning is so ridiculous. Proposing any percentage is foolish because the meaning that nonverbal signals will carry will vary with the situation, the topic begin discussed, the knowledge of the individuals involved in the conversation, and on and on. This article explains the original Mehrabian study from which this formula was incorrectly generalized.