Reviews theories on discourse and sentential anaphora. Levinson's general, extralinguistic pragmatic theory contrasts with the author's specifically linguistic, cognitive theory. Levinson cannot account for many anaphoric patterns actually found in natural discourse, whereas the author's accessibility theory accounts for both types of problematic…

Lidz, Waxman, and Freedman [Lidz, J., Waxman, S., & Freedman, J. (2003). What infants know about syntax but couldn't have learned: Evidence for syntactic structure at 18-months. "Cognition," 89, B65-B73.] argue that acquisition of the syntactic and semantic properties of anaphoric one in English relies on innate knowledge within the learner.…

Reports four experiments examining subject-verb agreement errors in Spanish and English. Discusses cross-linguistic differences within the framework of the computational model of grammatical encoding proposed by Kempen and Hoenkamp. Suggests that languages differ in the extent to which the selection of the verb is controlled by features on the…