Patricia H. Miller is Professor of Psychology and an affiliate member in Women's Studies at the University of Florida. She is the author of Theories of Developmental Psychology and co-author of Cognitive Development and Conceptual Development: Piaget's Legacy
Ellin Kofsky Scholnick is Professor of Psychology and Associate Provost for Faculty Affairs at the University of Maryland at College Park. She is a co-author of The Developmental Psychology of Planning: Why, How, and When Do We Plan?, Blueprints for Thinking: The Role of Planning in Cognitive Development, and Conceptual Development: Piaget's Legacy.