The acquisition of systematic patterns and exceptions in different languages can be readily examined using the causative construction. Persian allows four types of causative structures, including one productive multiword structure (i.e. the light verb construction). In this study, we examine the development of all four structures in Persian child…

A foreign language (a language not spoken in one's community) is difficult to master completely. Early introduction of foreign-language (FL) education during childhood is becoming a standard in many countries. However, the neural process of child FL learning still remains largely unknown. We longitudinally followed 322 school-age children with…

This study of four young children with developmental delay involved building verbal routines through repeated interaction with the same picture book, followed by generalization sessions. The intervention increased generalized mean length of utterance in children in the first stage of language development more than in children in a later language…

Various commentaries are included in response to an article on filler syllables and their status in emerging grammar. (Author/VWL)