Purpose: There is conflicting evidence regarding if and how a deficit in executive function may be associated with developmental language impairment (LI). Nonlinguistic stimuli are now frequently used when testing executive function to avoid a language confound. However, it is possible that increased stimulus processing demands for nonlinguistic…

Two experiments examined the extent to which erroneous recall blocks veridical recall using, as a vehicle for study, the disruptive impact of distractors that are semantically similar to a list of words presented for free recall. Instructing participants to avoid erroneous recall of to-be-ignored spoken distractors attenuated their recall but this…

This dissertation investigated the effects of technological mediation on second language (L2) learning, focusing, as a case study, on gains in listening perception of the subtle but important feature of pitch placement in Japanese. Pitch accent can be difficult to perceive for non-native speakers whose first language (L1) does not rely on pitch or…