Justin Knox, PhD
Columbia University Mailman School of Public Health - Assistant Professor of Clinical Implementation Science and Intervention (in Psychiatry)
Education
PhD, Epidemiology, Columbia UniversityMPH, Sociomedical Sciences, Columbia University
MSc, Medical Anthropology, University College London
BA, Anthropology and Spanish, Middlebury College
BIO
Justin Knox is an Assistant Professor of Clinical Implementation Science and Intervention (in Psychiatry) at Columbia University. His research focuses on HIV and substance use among racial and sexual minorities, both domestically and globally. He is the MPI of an R01 study (R01DA054553; MPI: Duncan & Knox) that seeks to investigate relationships between cannabis use and HIV prevention behaviors and biological vulnerability to HIV infection among Black men who have sex with men (MSM). He is also the PI of an R21 study (R21DA053156; PI: Knox) that seeks to investigate relationships between stimulant use and HIV care and prevention among Black MSM. He is also the PI of a K01 award (K01AA028199; PI: Knox) to develop and evaluate an intervention that aims to improve HIV treatment outcomes and reduce alcohol use in heavy-drinking Black MSM.Dr. Knox earned his PhD in Epidemiology from Columbia University; his dissertation focused on substance use and HIV risk among social networks of Black South African men who have sex with men, work funded by an F31 from NIDA and the U.S. Fulbright Student Program. Dr. Knox has an MPH from Columbia University, an MSc in Medical Anthropology from University College London, and a Bachelor’s degree from Middlebury College. He also served as a Peace Corps volunteer in Swaziland.
Projects
Principal Investigator, Cannabis Use, PrEP and HIV Transmission Risk Among Black MSM in Chicago. Active
Principal Investigator, Formative Research on How to Deliver Alcohol Interventions in the Context of HIV Prevention and Care among Black Sexual Minority Men. Active
Principal Investigator, Heavy Cannabis Use, Neurocognition and PrEP Care Engagement among Young Black Sexual Minority Men. Active
Principal Investigator, Intervening to Improve HIV Treatment and Reduce Drinking in Young, Black Men Who Have Sex With Men. Active
Publications
Recent
Knox J, Shiau S, Kutner B, Reddy V, Dolezal C, Sandfort TGM (2023).
Information, motivation and behavioral skills as mediators between sexual minority stigma and condomless anal sex among Black South African men who have sex with men
AIDS and Behavior, 27 (5), 1587-1599. doi: 10.1007/s10461-022-03892-2. PMCID: PMC10149565.
Information, motivation and behavioral skills as mediators between sexual minority stigma and condomless anal sex among Black South African men who have sex with men
AIDS and Behavior, 27 (5), 1587-1599. doi: 10.1007/s10461-022-03892-2. PMCID: PMC10149565.
Shrader CH, Stephenson R, Moody R, Knox J (2023).
Binge drinking moderates unprotected sex among HIV sero-similar same sex male couples: An actor-partner interdependence model
AIDS and Behavior, 27 (6), 1824-1835. doi: 10.1007/s10461-022-03914-z. PMCID: PMC10149586.
Binge drinking moderates unprotected sex among HIV sero-similar same sex male couples: An actor-partner interdependence model
AIDS and Behavior, 27 (6), 1824-1835. doi: 10.1007/s10461-022-03914-z. PMCID: PMC10149586.
Knox J, Schwartz S, Duncan DT, Curran G, Schneider J, Stephenson R, Wilson P, Nash D, Sullivan P, Geng E (2023).
Proposing the observational-implementation hybrid approach: Designing observational research for rapid translation
Annals of Epidemiology [Epub 2023 Apr 2]. doi: 10.1016/j.annepidem.2023.03.008.
Proposing the observational-implementation hybrid approach: Designing observational research for rapid translation
Annals of Epidemiology [Epub 2023 Apr 2]. doi: 10.1016/j.annepidem.2023.03.008.
Shrader CH, Duncan DT, Chen YT, Driver R, Russell J, Moody RL, Knox J, Skaathun B, Durrell M, Hanson H, Eavou R, Goedel WC, Schneider JA (2023).
Latent profile patterns of network-level norms and associations with individual-level sexual behaviors: The N2 cohort study in Chicago
Archives of Sexual Behavior [Epub 2023 Mar 6]. doi: 10.1007/s10508-023-02555-0.
Latent profile patterns of network-level norms and associations with individual-level sexual behaviors: The N2 cohort study in Chicago
Archives of Sexual Behavior [Epub 2023 Mar 6]. doi: 10.1007/s10508-023-02555-0.
Remien RH, Dacus JD, Farley JE, Hughes JP, Gamble T, Wang ZZ, Batey DS, Mayer KH, Del Rio C, Balan IC, Irvin R, Mitchell KM, Cummings V, Eshleman SH, Conserve DF, Knox J, Yu K, Beyrer C (2023).
HTPN 078: An enhanced case management study to achieve viral suppression among viremic HIV-positive men who have sex with men in the United States
AIDS, 37 (2), 217-231. doi: 10.1097/QAD.0000000000003411.
HTPN 078: An enhanced case management study to achieve viral suppression among viremic HIV-positive men who have sex with men in the United States
AIDS, 37 (2), 217-231. doi: 10.1097/QAD.0000000000003411.
Notable
Safer sex intentions modify the relationship between substance use and sexual risk behavior among black South African men who have sex with men
International Journal of STD and AIDS, 30 (8), 786-794. doi: 10.1177/0956462418825333. PMCID: PMC6765215.
Knox J, Reddy V, Lane T, Lovasi G, Hasin D, Sandfort T (2017).
Determinants of hazardous drinking among Black South African men who have sex with men
Drug and Alcohol Dependence, 180, 14-21. doi: 10.1016/j.drugalcdep.2017.07.036. PMCID: PMC5648600.
Knox J, Reddy V, Lane T, Hasin D, Sandfort T (2017).
Substance use and sexual risk behavior among Black South African men who have sex with men: The moderating effects of reasons for drinking and safer sex intentions
AIDS and Behavior, 21 (7), 2023-2032. doi: 10.1007/s10461-016-1652-y. PMCID: PMC5484757.
Dr. Knox's My Bibliography Profile