This collection of abstracts is part of a continuing series providing information on recent doctoral dissertations. The 21 titles deal with a variety of topics, including the following: the relationships among psychological differentiation, situational context, and linguistics; the effect of cognitive complexity and audience attitude on persuasive strategies; ideological uses of myth; a rhetorical approach to teacher-student communication; rhetorical fantasy in the Webster-Calhoun Debate of 1833; the persuasive and informative aspects of trans-scientific literature; innovation in communication networks; school integration for improved minority achievement; the communication behavior of a federal agency; identifying patterns of communication between health professionals and their clients; the strategies of self-defense in a government security hearing; the relationship between marital adjustment and communication; an analysis of rhetorical communication; patterns of arrangements in President Kennedy's addresses; trait and state communication apprehension; kinesic cues in speech comprehension; female leadership in small groups; a case study of interpersonal communication; the rhetoric of one American scientist; interaction analysis in collective bargaining; and evocative language in selected senatorial speeches. (MAI)