[1] He has engaged in domestic and international activism, including work with LGBT movements in Latin America, Europe, Asia and the Middle East.

[12] In addition to his role as Milk family spokesperson, he worked to share his uncle's story at international, national and state levels.

[13] He has successfully advocated for recognition for his late uncle as an annual California state holiday, Harvey Milk Day, held since 2009 on the late Milk's birthday; the induction of his uncle into the California Hall of Fame; accepting the United States' highest civilian honor, the Presidential Medal of Freedom, on behalf of his uncle from President Obama; co-founding the international Harvey Milk Foundation; and the development of several new LGBT centers named after Harvey in foreign nations.

[18] Milk has been involved in public service since the late 1980s including directing employment assistance centers and youth enrichment programs.

[19] In 1999, Stuart Milk made available to the public several never before seen photos of his uncle's early campaign for elected office as well as personal family pictures.

[22][23][24] Milk has travelled to foreign nations advocating for human rights inclusive of the LGBT community while working collaboratively with other diminished and marginalized populations.

Milk was involved with getting legislation signed to create an annual California State Day of Recognition named after his late uncle in 2009.

[33] Milk helped develop a 2011 professional international conference for youth educators working along with the Center For Excellence in School Counseling at San Diego State University.

The play has been performed at the Kennedy Center in Washington, D.C., at New York City's Fringe Festival and at colleges and universities across the United States.