Gabriel has served for over 10 years as the CEO of TruEvolution—an LGBT justice and community health organization serving Riverside and San Bernardino counties. Originally from Compton, Gabriel centers racial justice and health equity as a framework for
public policy. He serves on the board of directors for AIDS Healthcare Foundation, a global HIV/AIDS provider, and on the board of trustees for Borrego Community Health Foundation, the largest federally-qualified health center in the State of California.

As a former member of the President’s Advisory Council on HIV/AIDS, Gabriel has been a leader in the fight for global AIDS control and local policy efforts addressing mental health, housing, and sexual health services.