Kenneth E. Leonard, PhD

RIA Director
Senior Research Scientist

Clinical Psychology

Research Professor, Psychiatry
Research Professor, Psychology

Contact Information

1021 Main Street
Buffalo, NY  14203-1016
Phone: (716) 887-2566
Email: leonard@ria.buffalo.edu
Google Scholar

Primary Research Areas

Marital/family processes; parenting and infant development; interpersonal aggression; bar violence; domestic violence.

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Representative and Recent Publications

Leonard, K.E., & Quigley, B.M. (2017). Thirty years of research show alcohol to be a cause of intimate partner violence: Future research needs to identify who to treat and how to treat them. Drug and Alcohol Review, 36(1), 7-9.
PMID: 27305859  DOI: 10.1111/dar.12434

Eiden, R.D., Lessard, J., Colder, C.R., Livingston, J., Casey, M., & Leonard, K.E. (2016). Developmental cascade model for adolescent substance use from infancy to late adolescence. Developmental Psychology, 52(10), 1619-1633.
PMID: 27584669 | PMCID: PMC5056785 [Available on 2017-10-01] | DOI: 10.1037/dev0000199

Derrick, J.L., Houston, R.J., Quigley, B.M., Testa, M., Kubiak, A., Levitt, A., Homish, G.G., & Leonard, K.E. (2016). (Dis)similarity in impulsivity and martial satisfaction:  A comparison of volatility, compatibility, and incompatibility hypotheses. Journal of Research in Personality, 61, 35-49.
PMID: 26949275 | PMCID: PMC4774250 | DOI: 10.1016/j.jrp.2016.02.001

Leonard, K.E. (2015). Perspective:  Beyond the neural circuits. Nature Outlook Addiction, 522, S56.
PMID: 26107097 | DOI: 10.1038/522S56a

Levitt, A., & Leonard, K.E. (2015). Insecure attachment styles, relationship-drinking contexts, and marital alcohol problems:  Testing the mediating role of relationship-specific drinking-to-cope motives. Psychology of Addictive Behaviors, 29(3), 696-705.
PMID: 25799439  | PMCID: PMC4580495  | DOI: 10.1037/adb0000064

Houston, R. J., Derrick, J., Leonard, K. E., Testa, M., Quigley, B. M., & Kubiak, A. J. (2014). Effects of heavy drinking on executive cognitive functioning in a community sample. Addictive Behaviors, 39, 345-349.
PMID: 24459697

Kachadourian, L. K., Quigley, B. M., & Leonard, K. E. (2014). Alcohol expectancies and evaluation of aggression in alcohol-related intimate-partner verbal and physical aggression. Journal of Studies on Alcohol & Drugs, 75(5), 744-752.
PMID: 25208191

Leonard, K. E., Winters, J. J., Kearns-Bodkin, J. N., Homish, G. G., & Kubiak, A. J. (2014, August 11). Dyadic patterns of intimate partner violence in early marriage. Psychology of Violence.
PMID:25506502 Advance online publication: http://dx.doi.org/10.1037/a0037483

Testa, M., Crane, C. A., Quigley, B. M., Levitt, A., & Leonard, K. E. (2014). Effects of administered alcohol on intimate partner interactions in a conflict resolution paradigm. Journal of Studies on Alcohol and Drugs, 75(2), 249-258.
PMID:24650819 PMCID: PMC3965679

Adkison, S. E., Grohman, K., Colder, C. R., Leonard, K. E., Orrange-Torchia, T., Peterson, E., & Eiden, R. D. (2013). Impact of fathers’ alcohol use on the development of effortful control in early adolescence. Journal Studies on Alcohol and Drugs, 74(5), 674-683.
PMID:23948526 PMCID: PMC3749310

Derrick, J. L., Leonard, K. E., & Homish, G. G. (2013). Perceived partner responsiveness predicts decreases in smoking during the first nine years of marriage. Nicotine & Tobacco Research, 15(9), 1528-1536.
PMID:23420901 PMCID: PMC3741060

Leonard, K. E., Smith, P. H., & Homish, G. G. (2013, October 14). Concordant and discordant alcohol, tobacco, and marijuana use as predictors of marital dissolution. Psychology of Addictive Behaviors.
PMID: 24128287 DOI: 10.1037/a0034053

Schumacher, J. A., Coffey, S. F., Leonard, K. E., O’Jile, J. R., & Landy, N. C. (2013). Self-regulation, daily drinking, and partner violence in alcohol treatment-seeking men. Experimental and Clinical Psychopharmacology, 21(1), 17-28.
PMID: 23379612

Homish, G. G., Eiden, R. D., Leonard, K. E., & Kozlowski, L. T. (2012). Social-environmental factors  related to prenatal smoking. Addictive Behaviors, 37(1), 73-77.
PMID: 21945011

Kachadourian, L., Homish, G. G., Quigley, B. M. & Leonard, K. E. (2012). Alcohol expectancies, alcohol use, and hostility as longitudinal predictors of alcohol-related aggression. Psychology of Addictive Behaviors, 26(3), 414-422.
PMID: 22004128

Lau-Barraco, C., Braitman, A. L., Leonard, K. E., & Padilla, M. (2012). Drinking buddies and their prospective influence on alcohol outcomes:  Alcohol expectancies as a mediator. Psychology of Addictive Behaviors, 26(4), 747-758.
PMID: 22732054

Levitt, A., & Leonard, K.E. (2012). Relationship-specific alcohol expectancies and relationship drinking contexts:  Reciprocal influence and gender-specific effects over the first 9 years of marriage. Psychology of Addictive Behaviors. Advance online publication.
PMID: 23276314 DOI: 10.1037/a0030821.

Smith, P., Homish, G.G., Leonard, K.E., & Cornelius, J.R. (2012). Intimate partner violence and specific substance use disorders: Findings from the National Epidemiologic Survey on Alcohol and Related Conditions. Psychology of Addictive Behaviors, 26(2), 236-245.
PMID: 21823768

Smith, P. H., Homish, G. G., Leonard, K. E., & Cornelius, J. R. (2012). Women ending marriage to a problem drinking partner decrease their own risk for problem drinking. Addiction, 107(8), 1453-1461.
PMID: 22321045

Testa, M., Kubiak, A., Quigley, B. M., Houston, R. J., Derrick J. L., Levitt, A., Homish, G. G., & Leonard, K. E. (2012). Husband and wife alcohol use as independent or interactive predictors of intimate partner violence. Journal of Studies on Alcohol and Drugs, 73(2), 268-276.
PMID: 22333334

Eiden, R. D., Leonard, K. E., Colder, C. R., Homish, G. G., Schuetze, P., Gray, T. R., & Huestis, M. A. (2011). Anger, hostility, and aggression as predictors of persistent smoking during pregnancy. Journal of Studies on Alcohol and Drugs, 72(6), 926-932.
PMID: 22051206

Homish, G. G., Leonard, K. E., & Cornelius, J. R. (2010). Individual, partner and relationship factors associated with non-medical use of prescription drugs. Addiction, 105, 1457-1465.
PMID:20528812 DOI: 10.1111/j.1360-0443.2010.02986.x

Kachadourian, L. K., Eiden, R. D., & Leonard, K. E. (2009). Paternal alcoholism, negative parenting, and the mediating role of marital satisfaction. Addictive Behaviors, 34, 918-927.
PMID:19541430 DOI: 10.1016/j.addbeh.2009.05.003

Schumacher, J., Homish, G. G., Leonard, K. E., Quigley, B. M., & Kearns-Bodkin, J. N. (2008). Longitudinal moderators of the relationship between excessive drinking and intimate partner violence in the early years of marriage. Journal of Family Psychology, 22, 894-904.
PMID:19102610 DOI: 10.1037/a0013250

Leonard, K. E. (2008). The role of drinking patterns and acute intoxication in violent interpersonal behaviors. In Alcohol and violence: Exploring patterns and responses (pp. 29-55). Washington, DC: International Center for Alcohol Policies.

Leonard, K. E., & Homish, G. G. (2008). Predictors of heavy drinking and drinking problems over the first four years of marriage. Psychology of Addictive Behaviors, 22, 25-35.
PMID:18298228 DOI: 10.1037/0893-164X.22.1.25

Leonard, K. E., & Eiden, R. D. (2007). Marital and family processes in the context of alcohol use and alcohol disorders. Annual Review of Clinical Psychology, 3, 207-232.
PMID:17716057 DOI: 10.1146/annurev.clinpsy.3.022806.091424

Homish, G. G., Leonard, K. E. (2007). The drinking partnership and marital satisfaction: The longitudinal influence of discrepant drinking. Journal of Consulting and Clinical Psychology, 75, 43-51.
PMID:17295562 DOI: 10.1037/0022-006X.75.1.43

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