David W. Purcell JD, PhD, Deputy Director, Behavioral and Social Science, Division of HIV/AIDS Prevention, NCHHSTP, CDC

  • HIV Resource on Instagram @StartTalkingHIV
    07-09-2019CDC aims to reach gay and bisexual men on Instagram - and the Start Talking. Stop HIV. Conversation is growing!
  • CDC’s New Risk Reduction Tool: Exploring Prevention Options
    05-02-2016New biomedical approaches to HIV, such as routine use of ART to treat and prevent HIV, and the use of PrEP and PEP, require chang...