Paulo Raposo is a sound and media artist interested in exploring intersections between sound and image and sound and architecture. Raposo studied philosophy and cinema and has exhibited and performed his work in France, Germany, Netherlands, Spain, Portugal and United States. In the early nineties he founded the electronic music project 'vitriol' which remains active. Vitriol ongoing work puts an emphasis in the displacement of various sound sources as objects, acoustic instruments or architectural spaces, using computer and custom-built software to create abstract organic landscapes.

His work "Rizomas" was �presented at Phil Niblock's Experimental Intermedia Foundation, New York, and received the BES prize in1996. He has conceived sound installations such as "arcanae rumore" for the museum of electricity in Lisbon and composed music for dance and film. Sound and media Collaborations with Koji Asano, Jason Khan, Jeremy Bernstein, Harold Baush, Matt Rogalski, Ben Manley, among others. His piece "Rizoma Nocturno" was selected to take part at the Synth�se Festival, Bourges. In 2000, he took part in the ICMC2000 in Berlin where, besides performing as Vitriol, he participated in the Xenakis-remix program held in Podewil (playing with Atau Tanaka, Zbigniew Karkowski, Kaffe Mathews and Maurizio Mortusciello).

In 2001 he founded 'SIRR', a label dedicated to promote and disseminate experimental electronic music and other media.