Discusses several philosophies of linguistics and semiotics that debate the importance of words and their relationship to signs, language as the primary modeling system, and the historical primacy of verbal versus visual communication. Describes human communication as both language-based and nonverbal, both aspects inviting arbitrary and abstract…

Research indicates that people have two distinct information processing modalities, one for verbal material and one for nonverbal material. The nonverbal mode is used for visual images and is characterized by creative and relatively undisciplined associations. The verbal mode deals with abstract stimuli and is restrained by logic and the need to…