Match tier Confirmed
Presence Current · Arkansas
Last published 2026
Sources OpenAlex · ORCID
Refreshed 2026-08-16

Nickolas Zaller

Affiliation confirmed via AI analysis of OpenAlex, ORCID, and web sources.

High Impact

Professor

Faculty Researcher

Health Behavior & Health Education, College of Public Health

43 h-index 193 pubs 5,824 cited

  • Humans
  • Male
  • Adult
  • Female
  • HIV Infections
  • Middle Aged
  • Prisoners
  • United States
  • Young Adult
  • Homosexuality, Male
  • Adolescent
  • Health Knowledge, Attitudes, Practice
  • Substance Abuse, Intravenous
  • Rhode Island
  • COVID-19

Biography and Research Information

OverviewAI-generated summary

Nickolas Zaller's research interests are centered on public health, with a particular focus on health behaviors, disparities, and interventions. His work has extensively examined factors influencing health outcomes across diverse populations, including adolescents, young adults, and prisoners.

Recent publications demonstrate a strong engagement with critical public health issues such as COVID-19 vaccine hesitancy, mask-wearing behaviors, and the impact of discrimination on health decisions. Zaller also investigates substance use disorders, including opioid use disorder and methamphetamine administration routes, and their linkages within the criminal justice system. His research extends to HIV prevention, specifically PrEP willingness and adherence among men who have sex with men in urban settings. He has also explored the intersection of rurality, excessive alcohol use, and COVID-19 case fatality rates.

Zaller collaborates with researchers from the University of Arkansas for Medical Sciences, including George Pro, Melissa J. Zielinski, Mofan Gu, and Margaret M. Gorvine, with whom he has co-authored multiple publications. He maintains an active lab website and leads a research group, indicating a dynamic research environment. His scholarship metrics include an h-index of 43, 193 total publications, and 5,798 total citations, designating him as a highly cited researcher.

Metrics

  • h-index: 43
  • Publications: 193
  • Citations: 5,824

Selected Publications

  • Engagement and retention in HIV care in rural Southern U.S. using an All-Payer Claims Database (2025)
    PLoS ONE DOI OpenAlex
  • A community network-driven COVID-19 testing and vaccination intervention for vulnerable populations in the Central United States: results from a Rapid Acceleration of Diagnostics Underserved Populations randomized controlled trial (2025)
    Journal of Public Health 1 citation DOI OpenAlex
  • COVID-19 prevention behaviors are congruent within social networks of disenfranchised Hispanic and criminal legal involved community members (2025)
    Scientific Reports DOI OpenAlex
  • The Prevalence and Associated Factors of HIV Self-Testing Among High-Risk Men Who Have Sex with Men in China: A Study Based on Bayesian Network Model (2025)
    Archives of Sexual Behavior DOI OpenAlex
  • The Arkansas Crisis Stabilization Study: Health Service Utilization and Jail Booking Outcomes of a Longitudinal Cohort (2025)
    Criminal Justice and Behavior DOI OpenAlex
  • Pre-exposure Prophylaxis (PrEP) Awareness and Engagement Among MSM at High Risk of HIV Infection in China: A Multi-City Cross-Sectional Survey (2025)
    AIDS and Behavior 8 citations DOI OpenAlex
  • THE AGING RESEARCH IN CRIMINAL JUSTICE HEALTH (ARCH) NETWORK: AN OVER-ARCH-ING VIEW (2024)
    Innovation in Aging DOI OpenAlex
  • Linkage facilitation for opioid use disorder in criminal legal system contexts: a primer for researchers, clinicians, and legal practitioners (2024)
    Health & Justice 17 citations DOI OpenAlex
  • Arkansas crisis stabilization unit guests: Baseline characteristics from a longitudinal cohort study. (2024)
    Psychological Services 1 citation DOI OpenAlex
  • Geographic and Racial/Ethnic Differences in Access to Methamphetamine Detoxification Services, United States, 2021 (2024)
    Medical Care 4 citations DOI OpenAlex
  • Primary Care Providers’ Experiences Treating Opioid Use Disorder Using Telehealth in the Height of the COVID-19 Pandemic (2024)
    Journal of Primary Care & Community Health 3 citations DOI OpenAlex
  • HCV Medication Receipt Among Individuals With Methamphetamine, Opioid, and Alcohol Use Disorders in Arkansas, 2018–2022: A Long Road Ahead for HCV Elimination in the US South (2024)
    Journal of Drug Issues DOI OpenAlex
  • Feasibility of a Mobile Health Intervention for Providing a Continuum ofHIV Services for MSM: Pilot Study of the WeTest Program in 3 Cities inChina (2024)
    Current HIV Research 3 citations DOI OpenAlex
  • Drivers of Probation Revocation in Pulaski County, Arkansas (2023)
    Criminal Justice and Behavior 5 citations DOI OpenAlex
  • Assessing Social Stigma Towards Drug Use Disorders Related to Opioids, Methamphetamines, Crack Cocaine and Alcohol (2023)
    SSRN Electronic Journal 3 citations DOI OpenAlex

View all publications on OpenAlex →

Grants & Funding

As listed on this researcher's institutional profile.

  • Center for Research, Health and Society NIH Co-Investigator
  • Regional Expansion of treatment for Addiction in Corrections via telehealth: Project REACH Robert Wood Johnson Foundation Principal Investigator
  • Lifespan/Brown Criminal Justice Research Training Program on Substance Use and HIV NIH/Nat. Inst. on Drug Abuse via Miriam Hospital Principal Investigator
  • Mobile Health Intervention to Increase HIV Self Testing and Linkage to Services for High-Risk Men in China NIH Co-Principal Investigator
  • Community network driven COVID-19 testing among most vulnerable populations in the Central United States NIH/Nat. Inst. on Drug Abuse via University of Chicago Principal Investigator
  • Brown Subcontract-China- Resubmission NIH/National Institutes of Health via Brown University Principal Investigator
  • Patient Perspectives on Prescription Opioid Discontinuation: Understanding and Promoting Safe Transitions Agency for Healthcare Research & Quality via Kaiser Permanente Washington Health Research Institute Principal Investigator
  • Linking Criminal Justice and Health Data: Challenges and Opportunities Robert Wood Johnson Foundation Principal Investigator

Collaboration Network

175 Collaborators 63 Institutions 4 Countries

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