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Direct linkHart, Stephanie L.; Banda, Devender R. – Remedial and Special Education, 2010
Picture Exchange Communication System (PECS) is a picture-based communication strategy used to teach communication skills to persons with developmental disabilities including autism. This article systematically reviews 13 published single-subject studies to examine the effectiveness of PECS, the effects of PECS on speech and problem behaviors,…
Descriptors: Communication Strategies, Developmental Disabilities, Behavior Problems, Speech Impairments
Therrien, William J.; Zaman, Maliha; Banda, Devender R. – Remedial and Special Education, 2011
Meta-analysis is considered an acceptable method to evaluate research studies for evidence-based practices. The purpose of this review is to examine the applicability of using meta-analyses in the learning disability field to guide classroom practice. The authors evaluated 15 learning disability meta-analyses in three domains: large-scale…
Descriptors: Evidence, Learning Disabilities, Teaching Methods, Meta Analysis
