Christopher Kahler

About

Christopher W. Kahler, PhD, is a Professor of Behavioral and Social Sciences and Psychiatry and Human Behavior at Brown University. He serves as the Director of the Center for Alcohol and Addiction Studies at the Brown University School of Public Health. Dr. Kahler received his PhD in clinical psychology from Rutgers University. His research focuses on addressing unhealthy alcohol use within the context of HIV prevention and care, developing interventions for co-occurring unhealthy alcohol use and smoking, and implementing couples-focused alcohol counseling for sexual and gender minority couples. He is the Principal Investigator of Brown’s NIAAA-funded Alcohol Research Center on HIV (ARCH), where he leads a pragmatic Hybrid Type 1 effectiveness-implementation trial evaluating remote alcohol counseling via videoconferencing and text messaging for people with HIV. Additionally, he is co-Director of the Substance Use Research Core of the Providence/Boston Center for AIDS Research and is involved as multi-PI in clinical trials examining behavioral counseling and pharmacological interventions for HIV-positive populations. Dr. Kahler has authored over 340 peer-reviewed publications and is recognized as a fellow of the American Psychological Association and Vice President of the Research Society on Alcohol.

Research topics

• Social psychology
• Psychology
• Medicine
• Sociology
• Psychiatry
• Internal medicine
• Clinical psychology
• Environmental health
• Family medicine
• Immunology

Selected publications

• Experiences of minority stress among gay, bisexual, and other men who have sex with men (GBMSM) in Nigeria, Africa: The intersection of mental health, substance use, and HIV sexual risk behavior

  Global Public Health · 2020 · 64 citations

  Nigerian gay, bisexual, and other men who have sex with men (GBMSM) experience social marginalisation, discrimination and violence due to their sexual orientation and same-sex attraction, which may affect mental health, substance use, and HIV sexual risk behavior. The goal of the current study was to conduct formative qualitative research to gain better understanding of these issues among GBMSM in Lagos, Nigeria. Face-to-face, semi-structured, in-depth interviews were conducted with 30 GBMSM in…

  DOI

• Identifying Competing Life Reinforcers for Substance Use in First Nation Adolescents

  Substance Use & Misuse · 2020 · 47 citations

  Senior authorCorresponding

  Results highlight possible targets of culturally appropriate prevention strategies for Indigenous populations.

  DOI

• The impact of menthol flavoring in combusted tobacco on alternative product purchasing: A pilot study using the Experimental Tobacco Marketplace

  Drug and Alcohol Dependence · 2020 · 29 citations

  DOI

• Using ecological momentary assessment (EMA) to explore mechanisms of alcohol‐involved HIV risk behavior among men who have sex with men (MSM)

  Addiction · 2020 · 27 citations

  BACKGROUND AND AIMS: Heavy drinking is associated with increased risk of incident HIV infection among men who have sex with men (MSM). Past studies suggest that this association may be due to the tendency for intoxication to interfere with condom use. However, research on potential causal mechanisms explaining this relationship has been limited primarily to laboratory studies. In this study, we tested several potential mediators of the relationship between alcohol use level and HIV risk behavior…

  DOI

• Efficacy of Behavioral Intervention, Text Messaging, and Extended Intervention to Address Alcohol Misuse in Sexual Minority Men with HIV: A Factorial Randomized Clinical Trial

  AIDS and Behavior · 2024-09-13 · 4 citations

  articleOpen access1st authorCorresponding
  PublisherOA PDFDOI

Recent grants

• Core L - Clinical & Behavioral Sciences Core

  NIH · $21.7M · 1998–2028

• NIH Grant R21DA019628

  NIH · $431k · 2009

• Addressing alcohol misuse in HIV prevention and care: The Brown University Alcohol Research Center on HIV (ARCH)

  NIH · $39.3M · 2010–2026

Frequent coauthors

• Peter M. Monti

  214 shared

• Richard A. Brown

  The University of Texas at Austin

  192 shared

• David R. Strong

  University of California, San Diego

  133 shared

• Susan E. Ramsey

  Providence College

  122 shared

• Ana M. Abrantes

  93 shared

• Jane Metrik

  Rutgers, The State University of New Jersey

  91 shared

• Patricia A. Cioe

  89 shared

• Kenneth H. Mayer

  Fenway Health

  88 shared

Education

• Ph.D., Clinical Psychology

  Rutgers University

Awards & honors

• Fellow of the American Psychological Association

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