About me

I am a Ph.D. candidate in the Psychology Department at the University of Michigan.
You can see my CV here.


My research focuses on the processes through which ecological features (e.g., pathogen prevalence, resource availability, unpredictability) influence human motivation and well-being.

Key Competencies

Quantitative methods, including experiment, survey design & sampling
Qualitative methods, including interview & systematic observation
Primary and secondary data analysis, visualization & inferential statistics

Selected Publications & Presentations

Merrell, W. M., Choi, S., & Ackerman, J. M. (2024). When and why people conceal infectious disease. Psychological Science. link

Choi, S., Merrell, W. N., & Ackerman, J. M. (2023). Safety first, but for whom? Shifts in risk perception for self and others following COVID-19 vaccination. Social and Personality Psychology Compass, e12757. link

Choi, S., Merrell, W. N., & Ackerman, J. M. (2022). Keep your distance: Different roles for knowledge and affect in predicting social distancing behavior. Journal of Health Psychology, 27, 2847-2859. link

Ackerman, J. M., Merrell, W. N., Choi, S. (2020). What people believe about detecting infectious disease using the senses. Current Research in Ecological and Social Psychology, 1, 100002. link

Lee, D. I., Gardiner, G., Baranski, E., International Situations Project Members, & Funder, D. C. (2020). Situational experience around the world: A replication and extension in 62 countries. Journal of Personality, 88, 1091-1110. link

Choi, S., & Suh, E. M. (2018). Retrospective time travel in life satisfaction judgment: A life history approach. Personality and Individual Differences, 129, 138-142. link

Suh, E. M., & Choi, S. (2018). Predictors of subjective well-being across cultures. In E. Diener, S. Oishi, & L. Tay (Eds.), Handbook of Subjective Well-being. Noba Scholar. link

Choi, S., & Ackerman, J. M. (in prep). Back to the past: How much of the past do people value in making decisions? Poster presented at the annual meeting of the Society for Personality and Social Psychology. link