Describes the linguistic phenomenon of anaphora; surveys the approaches to anaphora undertaken in theoretical linguistics and natural language processing (NLP); presents results of research conducted at Syracuse University on anaphora in information retrieval; and discusses the future of anaphora research in regard to information retrieval tasks.…

Answers to theoretical questions about the place of input in a formal second language acquisition model are dependent on a distinction between two kinds of learner hypotheses. Type-N hypotheses require "negative evidence" for testing, while Type-P hypotheses are tested on the basis of "positive data" alone. (Author/CB)

Discusses the hypothesis that right hemispheric cognitive processes underlie establishment of meaning in language and in processing of linguistic gestalts, and examines several lines of evidence. Also examined is the hypothesis that societal complexity is related to differences in relative dependence upon cognitive processes controlled by cerebral…