People

Jon R. Star

Jon R. Star

Associate Professor in the Graduate School of Education at Harvard University

Dr. Star is currently an Associate Professor in the Graduate School of Education at Harvard University. Star was an Assistant Professor for 5 years in the College of Education at Michigan State University and earned his PhD in Education and Psychology at the University of Michigan in 2001. A former middle school and high school mathematics teacher, Star's research focuses on students' learning of mathematics, particularly algebra. Star has published in top-tiered journals in mathematics education and educational psychology. In addition to his research on student learning of mathematics, Star is an experienced teacher of in-service and pre-service mathematics teachers.

Kristie J. Newton

Kristie J. Newton

Assistant Professor of Mathematics Education in the Department of Curriculum, Instruction, and Technology in Education at Temple University

Dr. Newton is currently an Assistant Professor of Mathematics Education in the Department of Curriculum, Instruction, and Technology in Education at Temple University. Newton earned her PhD in Human Development from the University of Maryland in 2006, under the supervision of Dr. Pat Alexander. Newton has taught both middle and high school mathematics, and her research has focused on teachers' and students' mathematical knowledge, particularly in the middle grades. She has conducted professional development in multiple settings.

Bethany Rittle-Johnson

Bethany Rittle-Johnson

Associate Professor in the Department of Psychology and Human Development in Peabody College, Vanderbilt University

Dr. Rittle-Johnson is currently an Associate Professor in the Department of Psychology and Human Development in Peabody College, Vanderbilt University. Rittle-Johnson earned her PhD in Developmental Psychology at Carnegie Mellon University in 1999. Her current research focuses on sources of knowledge change for developing conceptual and procedural knowledge of mathematics. Rittle-Johnson has published in top-tiered journals in developmental and educational psychology.