She led an organizational extensive anti-racism initiative, facilitated educational workshops, and supported campaigns adressing issues such as nuclear disarmament and racial justice.
[4] In the early 1990s, Fithian joined the labor movement, bringing her experience to the Justice for Janitors campaigns in Washington, D.C., Denver, and Los Angeles.
She was observed providing guidance to the students protesting for divestment from Israel, who launched an occupation of Hamilton Hall on April 29.
[13] The New York City Police Department labeled her a "professional agitator" in footage released during a press conference, highlighting her influence in escalating the protests.
[14][15] Fithian has written throughout the years, including the 2007 book anthology What Lies Beneath: Katrina, Race, and the State of the Nation by South End Press.