More is known about how to reduce challenging behavior with functional communication training (FCT) than how to mitigate its resurgence during or following a course of treatment. Research suggests reinforcing mand variability during FCT may mitigate the resurgence of challenging behavior, but validated procedures for reinforcing mand variability…

Non-verbal children with autism are candidates for augmentative and alternative communication (AAC). One type of AAC device is a voice output communication aid (VOCA). The primary drawbacks of past VOCAs were their expense and portability. Newer iPod-based VOCAs alleviate these concerns. This dissertation sought to extend the iPod-based VOCA…

Using a conformity research methodology, the authors investigated the questions of whether (a) the Asch-type conformity setting produces greater yielding than variant settings where subjects are screened from one another and (b) the nonverbal element of contradictory or inconsistent nonverbal communications significantly alters response to the…