She is a graduate in Film Studies at Tel Aviv University.
Trabelsi is known for consciously mixing business with pleasure, and professionalism with activism.
Trabelsi was a board member of the Israeli Documentary Forum from 2001-2004.
In 2000 she initiated and directed the first International Human Rights Film Festival in Israel/Palestine.
In 2001 she co-founded with Avi Mograbi the Anti-Occupation Film Club at the Tel Aviv Cinematheque which operates till 2007.
In 2003 she co-founded "Films From the Dark Side," a forum that links Mizrahi and Palestinian concerns.
In 2006 initiated and directed a pitching forum for film students in Israel at South film festival in Israel.
In 2006 produced and was the co-artistic director of Joris Evans seminar sponsored by the Israeli documentary forum and Joris Evans institute.
In 2007 she was chosen by the economic news paper'De Marker' in Israel to one of 40 women who make change in the society.