Kimbrough OllerD. Kimbrough Oller, is Professor and Plough Chair of Excellence at the University of Memphis School of Audiology and Speech-Language Pathology. He is author of over 150 articles in language and speech, and an international authority in language learnng. His research on English and Spanish-learning children as well as bilingual children is widely published, and his earlier book The Emergence of the Speech Capacity brings together results of his research of thirty years. Read More Read Less