A sociologist, producer, curator and music critic. He is a regular contributor to Polish Radio (Channel 2), the editor of a musical series at the słowo/obraz terytoria publishing house, co-producer of a CD series devoted to the Experimental Studio of the Polish Radio released by B.łt Rec, and co-producer of the Populista album series combining pop and conceptual art.
Libera is the cofounder of the 4.99 Foundation and the organizer of numerous concerts, workshops and rehearsals, including Playback-Play, plain. music, and The Song Is You.
He has published articles in Glissando, Res Publica, and Kultura Współczesna.
He regularly collaborates with the Zachęta National Gallery of Art, the Zamek Ujazdowski Center for Contemporary Art, and the Kr.likarnia Gallery of Sculpture.