Learning and development, scientific understanding in children, socially shared cognition.
Accepting Graduate Students: No
- EdD, Harvard University
- American Psychological Association Award for Distinguished Contributions of Applications of Psychology to Education and Training (2007)
- University Professor (2006)
- European Association for Research on Learning and Instruction, Oeuvre Award for Outstanding Contributions to the Science of Learning and Instruction (1999)
- Edward L. Thorndike Award for Distinguished Psychological Contributions to Education, American Psychological Association (1998)