Tag Archive: Virginia Walker

Research Tuesday: AAC and Challenging Behavior

December 9, 2014 by - Leave your thoughts

Research Tuesday: AAC and Challenging Behavior

Research reviews are helpful tools for SLPs looking to implement evidence-based practices in their clinical work. In this month’s Research Tuesday post, we look at the work of Drs. Virginia Walker and Martha Snell, who conducted a meta-analysis to look at the relationship between challenging behaviors and AAC interventions. They looked at 54 different research studies with a total of 111 children and adults with AAC needs. They conducted both analytical and descriptive analyses. The research studies included participants at the emerging, prelinguistic, and multi-word levels of communication. Challenging behaviors were codes as distracting, disruptive, and/or destructive. Effect sizes were calculated using the Non-overlap of All Pairs method. Among their findings: AAC interventions reduce challenging behavior across a wide range of participants, including children and adults with a variety of developmental disabilities. AAC interventions were more effective with children (12 and under) than they were with adults (18 years and... [Read More...]

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