Hilda Borko Author

Karin Brodie is Professor and Head of School in the School of Education at Wits University in Johannesburg. She teaches in the areas of learning, teaching and curriculum and mathematics education. Her research is on interaction in secondary mathematcis classrooms and the extent to which it promotes mathematical understanding. She also works in mathematics teacher development, to build teaching practices that promote classroom interaction and mathematical understanding.

Hilda Borko is an educational psychologist who researches teacher cognition and changes in novice and experienced teachers' knowledge and beliefs. Her work has identified factors that affect teachers' learning of reform-based practices. Previously she was the chair of the educational psychology program area in the school of education at the University of Colorado, and is also a former president of the American Educational Research Association. Her university education was completed at the University of California. Currently, she is a professor in the Graduate School of Education, Standford University.