Responds to a previous article on research in second-language learning, challenging the need for discussion on the promises and problems, and asserting the need to report definitive results. (Author/JL)

Studies investigating the possible effects of age at immigration (a proxy for age at onset of second language learning) on second language acquisition among immigrants often explicitly take the effect of length of residence in the destination country (a measure of exposure to opportunities to learn the second language) into account. A third…

Explores the validity of Labov's (1969) "Observer Paradox," and the five axioms describing the problems involved in linguistic research, for interlanguage research. Methodological remedies are suggested. (AM)

From perspective of a psycholinguist, discusses three leading questions that have arisen from foundational, descriptive second-language-acquisiton studies: Why are certain L2 constructions learnable and others not?; In considering input requirements, is it fair to say that adult learners can take advantage of metalinguistic information about the…