Defines lexical diversity as manifest vocabulary range and lexical density as the ratio of lexical to gramatical items in a unit of discourse. Examines the effects of lexical diversity and density on listeners' evaluative judgments. (MH)

Reviews current research on three important language variables in search of a pattern. Discusses the nature of these variables, offers 26 generalizations supported by the studies, and derives implications from these generalizations. Areas for future research are suggested. (JMF)

Findings support (1) the claim that the power of style is directly related to judgments of competence in a hypothetical court case and (2) less strongly, the claim of a direct relationship between power and communicator attractiveness. (Language style features included intensifiers, hedges, polite or hesitation forms, and deictic phrases.) (PD)

Reports on two studies exploring the contrast effects in judgments of messages exhibiting high or low lexical and syntactic diversity. Suggests that listeners are sensitive to variations in lexical diversity but not syntactic diversity. (RL)

Examines the consequences of powerful and powerless speech styles in a hypothetical job interview by investigating the effects of seven linguistic features. Found, for example, that hesitations and tags were judged relatively powerless, ineffective, and unlikely to fulfill the communicator's intentions while polite linguistic forms and…