C. Addison Stone, PhD, is Professor Emeritus in the School of Education at the University of Michigan. He served previously as Professor and Head of the Learning Disabilities Program in the Department of Communication Sciences and Disorders at Northwestern University. Dr. Stone's research interests center on the social contexts of typical and atypical language, cognitive, and social development, with a particular interest in children with learning disabilities and language disorders.

Elaine R. Silliman, PhD, CCC-SLP, is Professor Emeritus of Communication Sciences and Disorders and Courtesy Professor of Psychology at the University of South Florida. She is a Fellow of the American Speech-Language-Hearing Association (ASHA) and the International Academy for Research in Learning Disabilities (IARLD). Dr. Silliman's research focuses on academic language proficiency in children and adolescents who are struggling with reading, writing, and spelling, including monolingual English-speaking children with social dialect variations and bilingual (Spanish-English) children.

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Barbara J. Ehren, EdD, CCC-SLP, is Professor and Chair of Communication Sciences and Disorders at the University of Central Florida, where she directs the doctoral program that focuses on language and literacy for learners who struggle. She is a Fellow of the ASHA and the IARLD, and is a Board Recognized Specialist in Child Language. Dr. Ehren's research focuses on adolescent literacy, with a special interest in schoolwide initiatives, including RTI.

Geraldine P. Wallach, PhD, CCC-SLP, is Professor and the Clinic Director in the Department of Communicative Disorders at California State University, Long Beach. An ASHA Fellow, she has received Outstanding Achievement Awards from the Massachusetts and California Speech-Language-Hearing Associations. Dr. Wallach has published and presented widely on language learning disabilities.