Emma Quarles

Research Assistant

Research interests: Emma Quarles research interests involve traumatic brain injuries and pathology. How serious injuries to the head can affect daily and long-term development and mental health, specifically in young adult African Americans. 

Lauren George, Ph.D.

Gabrielle Williams

Brittany Byrd

Gwenna Blanden, Ph.D.

Micah Todd

Naej Noze

Tori McArtis

Nasreen Rehmani, M.S.

Christen Priddie, Ph.D.

Graduate Students

Associate Professor in Psychology; PNIRD Lab Director


(804) 524-5523

Research Interest: Dr. Keen research interests include examining the psychoneuroimmunological influences of cannabis use and neurocognitive performance in community-based and young adult samples. Dr. Keen also has research interests in substance use patterns in young adults and their associations with psychological and autonomic nervous system markers.

Previous Students

Larry Keen II, Ph.D.

Christina Butts

Bria Clark

Alexis Morris

Graduate Research Assistant

Research Interest: Alexis Morris' research interest includes exploring the associations among hemodynamic metrics (e.g. blood pressure and cardiac output), heart rate variability, and substance use among in African Americans. Her ultimate goal is to become a pediatrician specializing in cardiology. 

Bridget Blackshear

Briana Byrd

Anthony Myrie

Roderic Gibson

Courtney Williams

Bahati Bridges

Mara Ramirez Ruiz, M.S.


Psychoneuroimmunology of Risk and Disease Laboratory​​

Undergraduate Students

Georgia Williams

Dajah Scutchings

Armoni Johnson

Brianna Powell

Destine Williams

Kimberly Lawrence, Ph.D.
Assistant Professor in Psychology

(804) 524-5447

Research interest: Dr. Lawrence’s research interests include investigating the impact of gender ideology, social constructs, and Intersectionality on mental health outcomes. Dr. Lawrence focuses her work on underrepresented communities including: African Americans, women and the LGBT+ community.  

Arlener D. Turner, Ph.D.
Assistant Professor

Department of Psychiatry and Behavioral Sciences

University of Miami
(773) 339-1797

Research interest: Dr. Turner's research interest involves chronic conditions of aging that disproportionally affect older African Americans, such as depression and HIV. Dr. Turner also has interests in psychoneuroimmunological influences on individuals living with HIV and the aging population.

Aja Gullatte


Lauren Rogers

Dominique Dover, M.S.

Zacura Cobbs

Research Assistant

Research interests: Zacura Cobbs research interests involve assessing individuals in the legal system; specifically why individuals commit crimes, the probability of committing another crime, and their mental status.