Jacqueline Leybaert, PhD, is a Professor of Psychology at the Université libre de Bruxelles, Belgium. She teaches courses on language acquisition, cognitive development, sensory deficits and neural plasticity, and dyscalculia. Her dissertation examined phonological codes used by deaf children in reading, spelling, and short term serial memory. Since then, her research interests have focused on the effect of Cued Speech on the three Rs. More recently, she directed research related to audio-visual integration and speech perception in noise in children with cochlear implants. She has co-edited two books in French about linguistic and cognitive development in deaf children and has written numerous articles and book chapters about these topics.