Stephen D. Oller, Ph.D.
Dr. Oller is Assistant Professor in the Department of Communication and Theater Arts at Texas A&M University–Kingsville. His research papers apply the theory of abstraction to language assessment with first, second, and disordered language populations. He also spends time in the natural laboratory of life with his own developing language learners (Brenden David and Gabrielle Alana, to name only the first two).

Books by Author:
Milestones: Normal Speech and Language Development Across the Lifespan
Milestones: Normal Speech and Language Development Across the Lifespan Instructor's Manual on DVD