The article by Amaral and Roeper (this issue; henceforth A&R) presents many interesting ideas about first and second language acquisition as well as some experimental data convincingly illustrating the difference between production and comprehension. The article extends the concept of Universal Bilingualism proposed in Roeper (1999) to second…

Reviews data on the acquisition of German without formal instruction by native speakers of Korean, Turkish, Italian, and German, on the acquisition of French by English speakers, and of the acquisition of English by speakers of various first languages (L1). Evidence indicates that the sole projections that the learner transfers from the L1 are…

Examines evidence offered to support the idea of a sensitive period for second language acquisition. Findings indicate that there is insufficient evidence to accept the claim that mastery of a second language is determined wholly, or even primarily, by maturational factors. (34 references) (Author/CK)

Investigation of the monitoring behavior of Turkish children speaking Dutch as a second language found that subjects' use repairs increased or decreased with a certain age. A positive relationship was found between monitoring use and subjects' cognitive skills and second language proficiency. (27 references) (Author/CB)