Columbia Research Unit

Our Team

HIV Vaccine Research Team

  • Magda Sobieszczyk, MD, MPH

    • Principal Investigator and Clinician
    Headshot of Magda Sobieszcyk

  • Brett Gray, ANP, MPH

    • CTU Coordinator and Research Clinician
    Headshot of Brett Gray.

  • Deborah Theodore, MD, MPH

    • Principal Investigator and Clinician
    Profile Headshot

  • Juan Diego Ramirez, MPH

    • Clinical Research Coordinator
    Photo of Juan Diego Ramirez

  • Orlando Rosario, FNP

    • Research Clinician

  • Rusty Greene, DNP

    • Research Clinician
    Headshot of Rusty Greene

  • Hannah Catan, DNP

    • Research Clinician

  • Tawni Goodman, BSN, MPH

    • Research Nurse

  • Max Flanagan, MPH

    • Clinical Research Coordinator
    Headshot of Max Flanagan

  • Briana Joseph, BS

    • Research Assistant

  • Eilyn Candelo

    • Research Assistant

  • Coco Plasencia, BA

    • Research Assistant

Sexual Health and HIV Prevention Research Team

  • Jason Zucker, MD, MPH

    • Principal Investigator and Clinician
    Profile Headshot

  • Anyelina Cantos, MS

    • Clinical Research Site (CRS) Coordinator
    Headshot of Anyelina Cantos

  • Daniel Schilkrut, BA

    • Clinical Research Coordinator

  • Simian Huang, MPH

    • Data Manager

  • Max Flanagan, MPH

    • Clinical Research Coordinator
    Headshot of Max Flanagan

HIV Treatment Research Team

HIV Behavioral Research Team

  • Delivette Castor, PhD

    • Principal Investigator
    Profile Headshot

  • Sarah Wiant, MPH

    • Program Manager
    Photo of Sarah Wiant

  • Daniela Quigee, MS

    • Data Manager and Statistician

COVID-19 Research Team

  • Xiomara Javier

    • Research Coordinator
    Photo of Xiomara Javier

Mpox Research Team

  • Jason Zucker, MD, MPH

    • Principal Investigator
    Profile Headshot

  • Anyelina Cantos, MS

    • Clinical Research Site (CRS) Coordinator
    Headshot of Anyelina Cantos

  • Juan Diego Ramirez, MPH

    • Clinical Research Coordinator
    Photo of Juan Diego Ramirez

  • Daniel Schilkrut, BA

    • Clinical Research Coordinator

  • Ariana Pazmino, MSN, RN

    • Research Nurse

  • Simian Huang, MPH

    • Data Manager

Community Engagement Team

  • Jorge Benitez

    • Community Engagement Coordinator
    Headshot of Jorge Benitez

  • Henry Peralta

    • Community Engagement Associate

  • Brittany Rose, MSc

    • Community Engagement Associate

Data Management Team

  • Christina Samurkas, MPH

    • Data Coordinator

  • Greg Vann, MPH

    • Data Coordinator

Regulatory Affairs Team

  • Ian Horton, MPH

    • Clinical Research Coordinator

  • Marlene Rojas, MPH

    • Regulatory Affairs Coordinator

  • Juan Diego Ramirez, MPH

    • Regulatory Coordinator
    Photo of Juan Diego Ramirez

Laboratory Team

  • Meredith McNairy, BA

    • Lab Manager
    Photo of Meredith McNairy

  • Carlie Dorr, MS

    • Senior Research Assistant
    Photo of Carlie Dorr

  • Coco Plasencia, BA

    • Research Assistant