Dr. Bonnie Leadbeater, PhD, FRSC is Professor Emeritus in the Psychology Department, University of Victoria and a Fellow of the Royal Society of Canada. She holds degrees in Nursing and Educational Psychology from the University of Ottawa, and in Developmental Psychology from Columbia University, New York. Dr. Leadbeater has made internationally recognized contributions to research on adolescent parenting, emerging adulthood, adolescent depression, resilience in high-risk youth, and the prevention of peer victimization in elementary school children. Currently, she is author and evaluator of the WITS and WITS LEADS elementary school programs for the prevention of peer victimization. She is also the principal investigator of the Victoria Healthy Youth Survey, which is focused on understanding healthy transitions to young adulthood and a CIHR Catalyst Grant assessing adolescent predictors and young adult consequences of marijuana use. She is highly committed to efforts to translate theory and research into training, policy and programs – all actions that can improve the lives of children, youth, and their families.
Leadbeater, B., Ames, M., Contreras, A., Thompson, K., & Goulet-Stock, S. (2021). Parent and peer influences: Trajectories of cannabis use across the transition from adolescence to young adulthood. Manuscript revised and submitted to Journal of Child and Family Studies.
Ames, M. E., Leadbeater, B. J., Merrin, G. J., & Thompson, K. (2020). Patterns of marijuana use and physical health indicators among Canadian youth. International Journal of Psychology. 55, (1) 1-12 ,https://doi.org/10.1002/ijop.12549
Leadbeater B, Ames ME, Contreras A. Male-Dominated Occupations and Substance Use Disorders in Young Adulthood. American Journal of Men’s Health. March 2020. 10.1177/1557988320908105
Leadbeater, B., Ames, M., Contreras, A., Thompson, K., & Goulet-Stock, S. (2019). Parent and peer influences: Trajectories of cannabis use across the transition from adolescence to young adulthood. Manuscript submitted to Journal of Child and Family Studies.
Merrin, G. J., Ames, M. E., Sturgess, C., & Leadbeater, B. J. (2020). Disruption of transitions in high-risk substance use from adolescence to young adulthood: School, employment, and romantic relationship factors. Substance Use & Misuse. https://doi.org/10.1080/10826084.2020.1729200
Sukhawathanakul, P., Ames, M. E., & Leadbeater, B. J. (2020). The influence of emotional support from parents, peers, and romantic partners on changes in purpose in life and mastery in young adulthood. Canadian Journal of Family and Youth.
Yoneda, T., Ames, M. E., & Leadbeater, B. J. (2019). Is there a positive side to sensation seeking? Trajectories of sensation seeking and impulsivity may have unique outcomes in young adulthood. Journal of Adolescence, 73, 42–52. https://doi.org/10.1016/j.adolescence.2019.03.009
Ames, M. E., Leadbeater, B. J., Merrin, G. J., & Sturgess, C. M. (2019). Adolescent patterns of peer victimization: Concurrent and longitudinal health correlates. Journal of Applied Biobehavioral Research. online. https://doi.org/10.1111/jabr.12151
Sukhawathanakul, P., Thompson, K., Brubacher, J., & Leadbeater, B. (2019). Marijuana trajectories and associations with driving risk behaviors in Canadian youth. Traffic injury prevention, 20(5), 472-477.
Ames, M. E., Leadbeater, B. J., Merrin, G. J., & Thompson, K. (2018). Patterns of marijuana use and physical health indicators among Canadian youth. International Journal of Psychology. https://doi.org/10.1002/ijop.12549
Leadbeater, B. J., Ames, M. E., & Linden, C. A. N. (2018). Age‐varying effects of cannabis use frequency and disorder on symptoms of psychosis, depression and anxiety in adolescents and adults. Addiction. https://doi-org.ezproxy.library.uvic.ca/10.1111/add.14459
Ames, M. E., & Leadbeater, B. J. (2018). Depressive symptom trajectories and physical health: Persistence of problems from adolescence to young adulthood. Journal of Affective Disorders, 240, 121–129. https://doi-org.ezproxy.library.uvic.ca/10.1016/j.jad.2018.07.001
Leadbeater, B., Thompson, K., Sukhawathanakul, P., & Merrin, G. J. (2018). How program users enhance fidelity: Implementing the wits programs in rural Canadian elementary schools. Prevention Science. https://doi-org.ezproxy.library.uvic.ca/10.1007/s11121-018-0948-8
Holfeld, B., & Leadbeater, B. J. (2018). The interrelated effects of traditional and cybervictimization on the development of internalizing symptoms and aggressive behaviors in elementary school. Merrill-Palmer Quarterly, 64(2), 220–247. https://doi-org.ezproxy.library.uvic.ca/10.13110/merrpalmquar1982.64.2.0220
Ames, M. E., Leadbeater, B. J., & MacDonald, S. W. S. (2018). Health behavior changes in adolescence and young adulthood: Implications for cardiometabolic risk. Health Psychology, 37(2), 103–113. https://doi-org.ezproxy.library.uvic.ca/10.1037/hea0000560.supp (Supplemental)
Leadbeater, B., & Sturgess, C. (2018). Relational aggression and victimization and psychopathology: Can we explain the links? In S. M. Coyne & J. M. Ostrov (Eds.), The development of relational aggression. (pp. 90–107). New York, NY: Oxford University Press. Retrieved from http://ezproxy.library.uvic.ca/login?url=http://search.ebscohost.com/login.aspx?direct=true&db=psyh&AN=2018-11632-007&login.asp&site=ehost-live&scope=site
Thompson, K., Merrin, G. J., Ames, M. E., & Leadbeater, B. (2018). Marijuana trajectories in Canadian youth: Associations with substance use and mental health. Canadian Journal of Behavioural Science / Revue Canadienne Des Sciences Du Comportement, 50(1), 17–28. https://doi-org.ezproxy.library.uvic.ca/10.1037/cbs0000090
Thompson, K., Leadbeater, B., Ames, M., & Merrin, G. J. (2018). Associations between marijuana use trajectories and educational and occupational success in young adulthood. Prevention Science, doi:10.1007/s11121-018-0904-7 *Open Access
Leadbeater, B. J., Dishion, T., Sandler, I., Bradshaw, C. P., Dodge, K., Gottfredson, D., & … Smith, E. P. (2018). Ethical challenges in promoting the implementation of preventive interventions: Report of the spr task force. Prevention Science, doi:10.1007/s11121-018-0912-7 *Open Access