Boris Muževič became socially engaged while working as a reporter and editor at Radio Študent. From there, his path led him to running the Student Union and the Socialist Alliance of Working People. In the latter, he was in charge of gathering information. In the second half of the Eighties, he was active in Belgrade in the Central Committee of the League of Communists of Yugoslavia and in the end as a member of the Presidium of the League of Communists of Yugoslavia. He also played an important role at the 14th Congress of the League of Communists of Yugoslavia. He retired from politics after the 1990 elections in Slovenia.