Presents theory of "audience design" which assumes that speakers design their style of talk for their audience, and examines how speakers do this. Also examines the effects on style shift of nonpersonal factors (such as topic and setting) and of referees (the class of persons with whom the speaker identifies). (SED)

A case study of IBM VM users is discussed in terms of those aspects of the context of a situation that affect both user choice of mode/medium and mode/medium switching. Results indicate that the medium of communication is itself a linguistic choice. (Author/DJD)

Describes an investigation of the nature of English dialect acquisition among bilingual Puerto Ricans. Subjects were in the sixth grade of a school in the Puerto Rican community in North Philadelphia. Results show that subjects can socially classify linguistic variants from two competing systems and use them appropriately. (Author/RM)

Analyzes an Afro-American sermon and a disputed speech by a Black political leader to mixed audience. Dialect alternants signal switching between contrasting styles in both. Conversational inference is shown to depend not only on grammar, lexical meanings, and conversational principles, but also on constellations of speech variants, rhythm, and…