When language learners are exposed to inconsistent probabilistic grammatical patterns, they sometimes impose consistency on the language instead of learning the variation veridically. The authors hypothesized that this regularization results from problems with word retrieval rather than from learning per se. One prediction of this, that easing the…

Short-term recall of printed English words by deaf signers of American Sign Language was found to be less than that of hearing subjects when ordered recall, but not when free recall, was required. Results were consistent with the hypothesis that a speech-based code facilitates retention of order information. (Author/RD)