Publications

Journal Articles & Proceedings

    • Kim, D., & Opfer, J. E. (under review). Compression is evident in both unbounded and bounded numerical estimation: A reply to Cohen and Ray.
    • Opfer, J. E., Kim, D., Fazio, L. K., Zhou, X, & Siegler, R. S. (under review). Cognitive mediators of nationality effects on math ability.
    • Opfer, J. E., Qin, J., & Kim, D. (under review). Varieties of numerical estimation: Models and data.
    • Opfer, J. E., Kim, D., Young, C. J., & Marciani, F. (2019). Linear spatial-numeric associations aid memory for single numbers. Frontiers in Psychology, 10, 146.
    • Kim, D., & Opfer, J. E. (2018). Dynamics and development in number-to-space mapping. Cognitive Psychology, 107, 44-66.
    • Gross, S. I., Gross, C. A., Kim, D., Lukowski, S. L., Thompson, L. A., & Petrill, S. A. (2018). A Comparison of Methods for Assessing Performance on the Number Line Estimation Task. Journal of Numerical Cognition, 4(3), 554-571.
    • Opfer, J. E., Kim, D., & Qin, J. (2018). How does the ”learning gap” open? A cognitive theory of nation effects on early mathematics proficiency. In Berch, D. B., Geary, D. C., & Koepke, K. M. (Eds.), Mathematical Cognition and Learning Book Series (Vol. 4). Academic Press.
    • Qin, J., Kim, D., & Opfer, J. E. (2017). Varieties of numerical estimation: A unified framework. In G. Gunzelmann, A. Howes, T. Tenbrink, & E. J. Davelaar (Eds.), Proceedings of the 39th Annual Meeting of the Cognitive Science Society (pp. 2943-2948). Austin, TX: Cognitive Science Society.
    • Kim, D., & Opfer, J. E. (2017). A unified framework for bounded and unbounded numerical estimation. Developmental Psychology, 53(6), 1088.
    • Kim, D., & Opfer, J. E. (2016). A unified framework for bounded and unbounded numerical estimation. In Papafragou, A., Grodner, D., Mirman, D., Trueswell, J.C. (Eds.). Proceedings of the 38th Annual Meeting of the Cognitive Science Society (pp. 752-757). Austin, TX: Cognitive Science Society.
    • Opfer, J. E., Thompson, C. A., & Kim, D. (2016). Free versus anchored numerical estimation: A unified approach. Cognition, 149, 11-17.
    • Kim, D., & Opfer, J. E. (2015). Development of numerosity estimation: A linear to logarithmic shift? In Noelle, D. C., Dale, R., Warlaumont, A. S., Yoshimi, J., Matlock, T., Jennings, C. D., & Maglio, P. P. (Eds.). Proceedings of the 37th Annual Meeting of the Cognitive Science Society (pp. 1087-1092). Austin, TX: Cognitive Science Society.

Working Manuscripts

    • Kim, D., & Opfer, J. E. (in preparation). Numerical and non-numerical estimation.
    • Kim, D., & Opfer, J. E. (in preparation). Visuospatial factors in numerosity comparison.