Research
 Publications

Thacker, I. & Sinatra, G.M. (2019). Visualizing the greenhouse effect: Restructuring mental models of climate change through a guided online simulation. Educational Sciences, 9(1), 14.


Abrahamson, D., Bryant, M. J., Gutierrez, J. F., Mookerjee, A. V., Souchkova, D., & Thacker, I.E. (2009). Figuring it out: Mathematical learning as guided semiotic disambiguation of useful yet initially entangled intuitions. In S. L. Swars, D. W. Stinson & S. LemonsSmith (Eds.), Proceedings of the ThirtyFirst Annual Meeting of the NorthAmerican Chapter of the International Group for the Psychology of Mathematics Education (Vol. 5, pp. 662670). Atlanta, GA: Georgia State University. [Author names are in alphabetical order]
 Work Under Review


Thacker, I., Muis, K.R., Danielson, R.W., Sinatra G.M., Pekrun, R., Winne, P.H., & Chevrier, M. (revise and resubmit). Using attitudinallyaugmented refutation texts to prompt attitudinal and conceptual change. Journal of Educational Psychology.

Thacker, I. (under review). Not Too Slippery a Slope: Grounding the Mathematics of Slope in Students' Perceptions of Steepness. Research in Mathematics Education.

CopurGencturk, Y., Thacker, I., & Junk, D.L. (under review). Teachers' selfreports of knowledge gains compared with validated measures: Relationships among selfreports, direct assessments, and teacher characteristics. AERJ.

Kim, A.Y. & Thacker, I. (revise and resubmit). A good sine?: Seeking math help using online discussion boards. ELearning and Digital Media.

CopurGencturk, Y., RobinsonCimpian, J. P., Lubienski, S. T., & Thacker, I. (revise and resubmit). Mathematics Teachers' Bias Against the Mathematical Ability of Female, Black and Hispanic Students. Educational Researcher.

Work in Progress


Thacker, I., Sinatra, G., & Rasiej, R. (in preparation). Teachers' Beliefs About Mathematical Knowledge and Knowing and their Influence on Mathematics Instruction. Manuscript in preparation

CopurGencturk, Y., & Thacker, I. (in preparation). K8 Mathematics Teachers' Overall and GenderSpecific Beliefs About Mathematical Aptitude. Manuscript in preparation.

Rodriguez, J., & Thacker, I. (in preparation). Using Refutation Texts to Shift Misconceptions about Fraction Multiplication. Manuscript in preparation.
