Data from parent reports on 1,803 children-derived from a normative study of the MacArthur
Communicative Development Inventories (CDIs)-are used to describe the typical course and …

Two lexical characteristics that have emerged as relevant predictors of spoken word
processing are word frequency and neighborhood density. Word frequencyis the number of …

Infant vocal babbling has been assumed to be a speech-based phenomenon that reflects
the maturation of the articulatory apparatus responsible for spoken language production …

Within linguistic theory, many phenomena that were previously handled by a separate
grammatical component have been moved into the lexicon; in some theories, the contrast …

Even though second-language learners may master the grammar and vocabulary of the new
languages, they almost never achieve a native phonology (accent). Scholars and …

Several recent studies have demonstrated strong relationships between lexical acquisition
and subsequent developments within the domain of morphosyntax. A connectionist model of …

In Chapters 1 and 2, I made the claim that developing an explanatory theory of SLA will
necessarily involve finding a way to link a theory of grammar to theories of perception …

1 year of age and allowed for some regularity in the taping situation. Differences between 11
typically developing infants and 11 infants with autism spectrum disorder were found in three …

CNRS-EHESS Rutgers University Differences among languages offer a way of studying the
process of infant adaptation from broad initial capacities to language-specific phonetic …

We argue for the utility of a functional definition of stereotypy based on evidence of both
sensory automatic and socially mediated reinforcement contingencies in the occurrence of …