Timothy C. Edson, PhD is a Research Associate in Psychiatry at Harvard Medical School and a Research & Evaluation Scientist at the Division on Addiction, Cambridge Health Alliance, a Harvard Medical School teaching hospital. Dr. Edson joined the Division in January of 2017. 

Prior to joining the Division, Dr. Edson had previously worked for the Massachusetts Executive Office of Public Safety and Security as a research and policy analyst. He received his PhD in Criminology and Criminal Justice from the University of Massachusetts Lowell in 2014.

Current Projects

Addiction Treatment Center of New England Evaluation

Dissemination, Training, & Strategic Consulting for Responsible Online Gaming & Gambling Activities

The Entain-Division on Addiction Internet Gambling Research Collaborative

Selected Publications

In Press

Edson, T. C., Tom, M. A., Louderback, E. R. Nelson, S. A., & LaPlante, D. A. (In press). Returning to the virtual casino: A contemporary study of actual online casino gambling. International Gambling Studies.


Edson, T. C., Tom, M. A., & LaPlante, D. A. (2021). Examining player engagement with and attitudes toward a gambling play management system. Journal of Gambling Studies. https://doi.org/10.1007/s10899-021-10002-9

Edson, T. C., Tom, M. A., Philander, K. S., Louderback, E. R., & LaPlante, D. A. (2021). A large-scale prospective study of big wins and their relationship with future financial and time involvement in actual Daily Fantasy Sports contests. Psychology of Addictive Behaviors (ahead of print). https://doi.org/10.1037/adb0000715

McAuliffe, W. H. B., Edson, T. C., Louderback, E. R., LaRaja, A., & LaPlante, D. A. (2021). Responsible product design to mitigate excessive gambling: A scoping review and z-curve analysis of replicability. PloS one, 16(4), e0249926. https://doi.org/10.1371/journal.pone.0249926

Nelson, S. E., Edson, T. C., Louderback, E. R., Tom, M. A., Grossman, A., & LaPlante, D. A. (2021). Changes to the playing field: A contemporary study of actual European online sports betting. Journal of Behavioral Addictions (ahead of print). https://doi.org/10.1556/2006.2021.00029


Edson, T. C., Gray, H. M., Nelson, S. E., & LaPlante, D. A. (2020). Prevalence and correlates of self-harm among a sample of repeat DUI offenders. Addiction Research & Theory, 28(3), 231-239. https://doi.org/10.1080/16066359.2019.1622685

Edson, T. C. & LaPlante, D. A. (2020). Longitudinal playing trends among daily fantasy sports players. Computers in Human Behavior, 104. https://doi.org/10.1016/j.chb.2019.106165

Gray, H. M., Edson, T. C., Nelson, S. E., Grossman, A. B., & LaPlante, D. A. (2020). Association between gambling and self-harm: A scoping review. Addiction Research & Theory. https://doi.org/10.1080/16066359.2020.1784881

Tom, M. A., Williams, P. M., Edson, T. C., & LaPlante, D. A. (2020). Understanding the relation between social behaviors and daily fantasy sports risk behavior. Journal of Gambling Studies, 36(3), 921-935. https://doi.org/10.1007/s10899-019-09911-7

Wiley, R. C., Tom, M. A., Edson, T. C., & LaPlante, D. A. (2020). Behavioral markers of risky daily fantasy sports play. Journal of Sport and Social Issues, 44(4), 356-371. https://doi.org/10.1177/0193723520919819


Nelson, S. E., Edson, T. C., Singh, P., Tom, M., Martin, R. J., LaPlante, D. A., Gray, H. M., & Shaffer, H. J. (2019). Patterns of daily fantasy sport play: Tackling the issues. Journal of Gambling Studies, 35(1), 181-204. https://doi.org/10.1007/s10899-018-09817-w