Michelle Loher

LIFE Fellow from 2023 to 2026, University of Zurich

Dissertation Submitted in 2026

Beyond Single-Substance Use: Patterns, Associated Factors, and Pathway Among-Adolescents and Emerging Adults 

(Advisor: Lilly Shanahan)

Selected Publications

Loher, M., Jang, J. B., Quednow, B. B., Shanahan, L., & Patrick, M. E. (2025). Concurrent alcohol and marijuana use patterns among high school seniors in the United States. Journal of Drug Issues. Advance online publication. https://doi.org/10.1177/00220426251394640

Johnson-Ferguson, L., Loher, M., Bechtiger, L., Janousch, C., Baumgartner, M. R., Binz, T. M., Ribeaud, D., Eisner, M., Quednow, B. B., & Shanahan, L. (2025). Cannabis use is associated with changes in psychological and functional well-being during young adulthood: Evidence from self-reports and hair analyses. Psychological Medicine, 55, Article e246. https://doi.org/10.1017/S003329172510144X

Loher, M., Steinhoff, A., Bechtiger, L., Ribeaud, D., Eisner, M. P., Shanahan, L., & Quednow, B. B. (2025). Disentangling the effects of self-control and the use of tobacco and cannabis on violence perpetration from childhood to early adulthood. European Child & Adolescent Psychiatry, 34, 1063–1074. https://doi.org/10.1007/s00787-024-02536-1