Crowds gather for a Pride march in New York in June 2026. New research shows that the boundaries of heterosexuality are changing for young women. Roy Rochlin/Getty Images

Young women are identifying as less straight; young men, not so much

The boundaries of heterosexuality are bending for women but not for men, who appear to have less room to explore and are bound to a more rigid, traditional concept of masculinity.
GMHC was the world’s first AIDS service organization. Sean Massey

Gay Men’s Health Crisis showed how everyday people stepped up when institutions failed during the height of the AIDS epidemic – providing a model for today

Despite funding cuts, political scapegoating and internal tensions, thousands of volunteers came together in the 1980s to provide care to a stigmatized community.

Contact Sean for

  • General
  • Media request
  • Speaking request
  • Consulting / Advising
  • Research collaboration
  • Research supervision