Andrea M. GuillaumeAndrea M. Guillaume, Ph.D., is a Professor in the Department of Elementary and Bilingual Education at California State University, Fullerton. Her fields of interest include teacher cognition and devel-opment, and content area instruction. She works wth practicing and prospective teachers through Professional Development Schools and through a teacher induction project. She may be reached via e-mail at aguillaume@fullerton.edu. Read More Read Less