Dr. John Opfer
Professor, Developmental
245 Psychology Building
1835 Neil Ave.
Columbus, OH
43210
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Education
- B.A., Psychology and Classical Humanities The George Washington University
- Ph.D., Psychology (Developmental) University of Michigan-Ann Arbor
- Postdoctoral Research Associate Carnegie Mellon University
Research Interests
Conceptual development; representation; categorization, analogy and induction; numerical cognition
Recent Publications
Kanayet, F. J., Opfer, J. E., & Cunningham, W. A. (2014). The value of numbers in economic rewards. Psychological Science, 25, 1534–1545.
Opfer, J. E., & Martens, M. M. (2012). Learning without representational change: Development of numerical estimation in individuals with Williams' Syndrome. Developmental Science, 15, 863 - 875.
Thompson, C. A., & Opfer, J. E. (2010). How 15 hundred is like 15 cherries: Effect of progressive alignment on representational changes in numerical cognition. Child Development, 81, 1768 - 1786.