Research

He is interested in children’s social-cognitive development, especially children’s development of lying, deception, and moral judgments. His recently studies are as follows:

Inamori Foundation Visiting 3S Researchers #07 Dr. Hajimu Hayashi

His recently publications are as follows:

Hayashi, H., & Mizuta, N. (2022). Omission bias in children’s and adults’ moral judgments of lies. Journal of Experimental Child Psychology, 215, 105320.

Hayashi, H., & Ban, Y. (2021). Children’s understanding of unintended irony and unsuccessful irony. European Journal of Developmental Psychology, 18, 230-256.

Hayashi, H. (2020). Do 5- and 6-year-old children attempt to appear fair to others? The Journal of Genetic Psychology, 181, 150-158.

Hayashi, H. & Nishikawa, M. (2019). Egocentric bias in emotional understanding of children and adults. Journal of Experimental Child Psychology, 185, 224-235.

Hayashi, H. (2019). Preference for distribution by equal outcome in 5- and 6-year-old children. European Journal of Developmental Psychology, 16, 387-401.

Hayashi, H. (2017). Children's understanding of lies in elementary school years. The Journal of Genetic Psychology, 178, 229-237.

Hayashi, H. (2017). Young children’s difficulty with deception in a conflict situation. International Journal of Behavioral Development, 41, 175-184.

Hayashi, H. (2015). Omission bias and perceived intention in children and adults.    British Journal of Developmental Psychology, 33, 237-251.

Hayashi, H., & Shiomi, Y. (2015). Do children understand that people selectively conceal or express emotion? International Journal of Behavioral Development, 39, 1-8.

Hayashi, H. (2010). Young children's moral judgments of commission and omission related to the understanding of knowledge or ignorance. Infant and Child Development, 19, 187-203.