Joshua R. de Leeuw
Josh de Leeuw received his PhD in Cognitive Science and Psychological and Brain Sciences from Indiana University in 2016. He received his BA from Vassar College in 2008, majoring in Cognitive Science.
Josh's research is focused on the development and application of Internet-based tools for the study of human cognition. He created the widely-used jsPsych experiment software for conducting behavioral experiments online. He uses these tools to study how people learn and represent new information.
Research and Academic Interests
Online Experiments
Games as Research Tools
Computational Modeling
Learning
Departments and Programs
Selected Publications
de Leeuw, J., Andrews, J., Altman, Z., Andrews, R., Appleby, R., Bonnano, J., ... & Shriver, A. (2019). Similar event-related potentials to structural violations in music and language. Meta-Psychology, 3. doi: 10.15626/MP.2018.1481
Hartshorne, J. K., de Leeuw, J. R., Goodman, N. D., Jennings, M., & O’Donnell, T. J. (2019). A thousand studies for the price of one: Accelerating psychological science with Pushkin. Behavior Research Methods, 51(4), 1782-1803. doi: 10.3758/s13428-018-1155-z
Motz, B.A., de Leeuw, J.R., Carvalho, P.F., Liang, K.L., & Goldstone, R.L. (2017). A dissociation between engagement and learning: Enthusiastic instructions fail to reliably improve performance on a memory task. PLoS ONE, 12(7): e0181775. doi: 10.1371/journal.pone.0181775.
de Leeuw, J. R., Andrews. J. K., Livingston, K. R., & Chin., B. M. (2016). The effects of categorization on perceptual judgment are robust across different assessment tasks. Collabra: Psychology, 2(1), 9. doi:10.1525/collabra.32
de Leeuw, J. R., & Motz, B. A. (2016). Psychophysics in a web browser? Comparing response times collected with JavaScript and Psychophysics Toolbox in a visual search task. Behavior Research Methods, 48(1), 1-12. doi:10.3758/s13428-015-0567-2
de Leeuw, J. R. (2015). jsPsych: A JavaScript library for creating behavioral experiments in a Web browser. Behavior Research Methods, 47(1), 1-12. doi:10.3758/s13428-014-0458-y
In the Media
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