Note: Only conference symposia are included here. Please email me for slides from other presentations.

2016

Westfall, J., Yarkoni, T. (2016). Incremental validity is a statistically problematic concept. Paper presented at the symposium, “Validity and reliability.” International Meeting of the Psychometric Society, Asheville, NC.

2015

Westfall, J., Judd, C. M., & Kenny, D. A. (2015). Direct replication of random stimulus materials. Paper presented at a symposium chaired by Simone Schnall, “What Do Direct Replications Say About the Reproducibility of Psychological Phenomena?” Association for Psychological Science, New York City, NY.

Westfall, J., Judd, C. M., & Kenny, D. A. (2015). PANGEA: A web application for power analysis in general ANOVA designs. Paper presented at a symposium co-chaired by Jacob Westfall and Charles Judd, “Statistical Power and Optimal Design Principles for Improving the Efficiency of Psychological Research,” Society for Personality and Social Psychology, Long Beach, CA.

2014

Westfall, J., Kenny, D. A., & Judd, C. M. (2014). Statistical power in experiments in which samples of participants respond to samples of stimuli. Paper presented at a symposium co-chaired by Charles Judd and Dominique Muller, “Recent Advances in Quantitative Methods for Social Psychologists,” European Association of Social Psychology, Amsterdam, The Netherlands.

Westfall, J., Judd, C. M., & Kenny, D. A. (2014). Overlooking stimulus variance. Paper presented at a symposium chaired by Lee Jussim, “Research Integrity in Psychological Science,” Association for Psychological Science, San Francisco, CA.

Westfall, J., Kenny, D. A., & Judd, C. M. (2014). Optimal experimental design in experiments with samples of stimuli. Paper presented at a symposium chaired by Fang Fang Chen, “Application of Advanced Methodological Tools in Personality and Social Psychological Research,” Society for Personality and Social Psychology, Austin, TX.

2013

Westfall, J., Judd, C. M., & Kenny, D. A. (2013). Treating stimuli as a random factor in social psychology: A new and comprehensive solution to a pervasive but largely ignored problem. Paper presented at a symposium co-chaired by Jacob Westfall and Charles Judd, “Recent advances in quantitative methodology for personality and social psychologists,” Society for Personality and Social Psychology, New Orleans, LA.

2011

Wallaert, M., Westfall, J., Pizarro, D., & Van Boven, L. (2011). Precisely right: Informational precision increases confidence and shapes behavior. Paper presented at a symposium co-chaired by Matthew Wallaert and Leaf Van Boven, “Cues to Confidence and Consistency,” Society for Personality and Social Psychology, San Antonio, TX.