Al Margolis and Katherine Liberovskaya at Echofluxx 11, Trafačka, Prague July 2011

Al Margolis has been working under the musical pseudonym If, Bwana since New Year's Day 1984. The moniker is an acronym for "It's Funny, But We Are Not Amused." He has since earned an international reputation for his experimental. If, Bwana music is a fusion of ambient, industrial, and musique concrète sounds, often featuring strange soundscapes that are both balmy and unnerving at the same time.[2]Margolis has also been very active as the owner of two prolific labels, the cassette label Sound of Pig and, since the 1990s, Pogus Productions, a CD label with a focus on experimental contemporary classical music.
Katherine Liberovskaya is a video and media artist based in Montreal, Canada, and New York City. She has been working predominantly in experimental video since the late eighties. Over the years, she has produced many single-channel videos, video installation works and video performances which have been presented at a wide variety of artistic venues and events around the world. As of recent years her work - in single-channel and installation video as well as performance - mainly revolves around collaborations with new music composers/sound artists, notably Phill Niblock, Al Margolis/If,Bwana, Hitoshi Kojo, Zanana, Anne Wellmer, David First and David Watson. Since 2003 she is active in live video mixing exploring improvisation with numerous live new music/audio artists including: Margarida Garcia, Barry Weisblat, o.blaat, murmer, André Gonçalves, Monique Buzzarté, Anthony Coleman, Shelley Hirsch, Giuseppe Ielasi, Renato Rinaldi, Audrey Chen, among many others. In addition to her art practice she has concurrently been involved in the programming and organization of diverse media art events, notably with Studio XX in Montreal (programming coordinator 1996-1998, president 2001-2003), Espace Vidéographe, Montreal and Experimental Intermedia, NY (Screen Compositions 2005, 2006, 2007, 2008) as well as the OptoSonic Tea series with Ursula Scherrer at Diapason in NYC and in various locations in Europe and elsewhere with OptoSonic Tea On the Road.
See Echofluxx.org