John Protzko


I. Manuscripts

Protzko, J. & Schooler, J. W. (In Press). Kids These Days: Why the youth of today seem lacking. Science Advances,

Protzko, J. Zedelius, C. M., & Schooler, J. W. (In Press). Rushing towards virtue: time pressure increases socially desirable responding. Psychological Science,

Moshontz, H., Campbell, L., Ebersole, C. R., IJzerman, H. …Protzko, J. …Chartier,  C. R. (2018). The Psychological Science Accelerator: Advancing Psychology through a Distributed Collaborative Network. Advances in Methods and Practices in Psychological Science

Protzko, J. (2017). Raising IQ among school-aged children: Five meta-analyses and a review of randomized controlled trials. Developmental Review,

Harms, J., Liket, K., Protzko, J., & Schölmerich, V. (2017). Free to help? An experiment on free will belief and altruism. PloS one12(3), e0173193.

Protzko, J. (2016). Protzko, J. (2016). Effects of cognitive training on the structure of intelligence. Psychonomic Bulletin & Review

Protzko, J. (2016). Does the raising IQ-raising g distinction explain the fadeout effect? Intelligence, 56, 65-71

Protzko, J., & Aronson, J. (2016). Context Moderates Affirmation Effects on the Ethnic Achievement Gap. Social Psychological and Personality Science.

Protzko, J. (2016). Disentangling Mechanisms from Causes—and the Effects on Science. Foundations of Science

Protzko, J., Ouimette, B. & Schooler, J. (2016). Believing there is no free will corrupts intuitive cooperation. Cognition, 151, 6-9.

Protzko, J. (2015) The environment and raising intelligence: A meta-analysis of the fadeout effect. Intelligence

Protzko, J., Aronson, J. & Blair, C. (2013). How to make a young child smarter: Evidence from the Database of Raising Intelligence. Perspectives on Psychological Science, 8, 1, 25-40.

Plante, I., Protzko, J., & Aronson, J. (2010). Girls’ internalization of their female teacher’s anxiety: A “real-world” stereotype threat effect?. Proceedings of the National Academy of Sciences, 107, 20, E79-E79.

Protzko, J. & Kauffman, S. B. (2010). Disquisitiones Ingeneii: A review of Shenk’s The Genius in All of Us. Psychology of Aesthetics, Creativity, and the Arts, 4, 4, 255-8.

II. Pre-prints

Protzko, J. Kids These Days: Secular Changes in children’s ability to delay gratification over the past 50 years.

Protzko, J. & Broadway, J.  Eyes open and shut in cognition: Closing your eyes does  not change Intelligence. 

Protzko, J. & Schooler, J. W. No relationship between researcher caliber and replicability: an analysis of five studies with 100 replications.

Protzko, J. Null-hacking: a lurking threat within the open science movement.

Protzko, J. Meta-Analysis comparing cardiovascular exercise in isolation to psychopharmacological therapy in isolation for the treatment of major depressive disorder.

Protzko, J. Zedelius, C. M., & Schooler, J. W. Rushing towards virtue: time pressure increases socially desirable responding.

III. Books

Green, B. A., Protzko, J. & Noblet, K. (2018). Assignments and Exercises for Students for Kiess and Green, Statistical Concepts for the Behavioral Sciences, 2/e. Boston: Pearson.

IV. Chapters

Blair, C., Protzko, J. & Ursache, A. (2011). Self-Regulation and Early Literacy. In Neuman, S. B. & Dickinson, D. K. (Eds.) Handbook of Early Literacy Research, Volume 3

Protzko, J. & Schooler, J. Three Types of the Decline Effect

III. The File Drawer