The following papers are included: (1) "Some Common Goals for Second and First Language Acquisition Research" by Kenji Hakuta; (2) "Research on the Measurement of Affective Variables: Some Remaining Questions" by John W. Oller, Jr.; (3) "The Effects of Neurological Age on Nonprimary Language Acquisition" by Thomas Scovel; (4) "Exceptions to Critical Period Predictions: A Sinister Plot" by Herbert W. Seliger; (5) "Some Evidence for the Integrity and Interaction of Two Knowledge Sources" by Ellen Bialystok; (6) "Hypnotism as a Tool in Second Language Research" by Russell N. Campbell and John H. Schumann; (7) "Input from the Inside: The Role of a Child's Prior Linguistic Experience in Second Language Learning" by Deborah Keller-Cohen; (8) "Target Language Use in the Wider Environment as a Factor in Its Acquisition" by Merrill Swain; (9) "Language Spread as a Perspective for the Study of Second Language Acquisition" by Robert L. Cooper; (10) "Formal Simplicity and Functional Simplification in Second Language Acquisition" by S. P. Corder; (11) "Form and Function in Second Language Learning: An Example from Singapore" by Jack C. Richards; and (12) "Two Perspectives on Pidginization as Second Language Acquisition" by Roger W. Andersen. Discussions follow several of the papers. (JB)