Peggy McCardle, Ph.D., M.P.H., is the Chief of CDBB and directs the Language, Bilingualism, and Biliteracy Development and Disorders Program and the Reading, Writing and Related Learning Disabilities research programs. Dr. McCardle holds a bachelors degree in French, a Ph.D. in linguistics, and a masters degree in public health. She has been a classroom teacher and a speech-language pathologist, and has held university faculty positions at South Carolina State College, the University of Mississippi, the University of Maryland, and the Uniformed Services University of the Health Sciences, and hospital-based clinical positions at Womack Army Community Hospital, Ft. Bragg, North Carolina, and at Walter Reed Army Medical Center, Washington, D.C. Her publications address various aspects of public health and developmental psycholinguistics (e.g., language development, bilingualism, and reading). She was the NICHD liaison to the National Reading Panel, currently serves as liaison to the National Institute for Literacy, and leads or serves on various inter-agency working groups. She co-edited The Voice of Evidence in Reading Research (2004, Brookes Publishing), which presents information about reading research and its findings, for educators, administrators, and others concerned with getting research results into the classroom, and Childhood Bilingualism (2006, Multilingual Matters), which addresses research issues in the development of bilingual language abilities, as well as various thematic journal issues on these and related topics.