MARK POLISHOOK
studied composition with Eugene Kurtz and James Sellars and jazz with Jaki Byard and Marian McPartland. He directs the composition and theory programs and at Central Washington University. His compositions have been performed in the New Music Across America Festival, the Portland Chamber Music Festival, La Mama La Galleria, the Goethe Institute (in both Cracow and Munich), and the 10th Annual Days of Crakow Composers' Music Jubilee, among other places. His electronic chamber opera, Seed of Sarah, based upon the Holocaust memoir of the same name by Judith Magyar Isaacson, has been developed into an independent film by Emmy award-winning director Andrea Weiss and is distributed in both the United States and Europe and has been seen in Poland, Italy, the United Kingdom, France, Ireland, and the United States. Polishook also has much experience as a jazz pianist. He was a semi-finalist in the Thelonious Monk International Jazz Piano Competition and a finalist in the Great American Jazz Piano Competition. In addition, he has accompanied well-known jazz musicians, including Ted Curson, Mark Murphy, Cassandra Wilson, and Eddie Gomez, among others. During the summer of 2000, Polishook will be a visiting scholar/composer at the Center for Research in Electronic Art Technology (CREATE) at the University of California at Santa Barbara.

MAREK CHOLONIEWSKI
(born 1953, in Cracow) studied theory and composition with Boguslav Schaeffer and organ with L.Werner at the Cracow Academy of Music, where, since 1976, he has been employed on the faculty of the Electroacoustic Music Studio (currently as an Assistant Professor of Composition). In 1977 he founded Muzyka Centrum - Cracow Society of Contemporary Music, largely engaged in concert work. In 1986 together with Krzysztof Knittel and Piotr Bikont he co-founded Freight Train a jazz-rock multimedia contemporary band. He is co-founder of the CH&K Studio which deals with concert and recording activities. Since 1987 he has been giving concerts, workshops and lectures in Europe, US and Canada. In addition, in 1986, he founded his own annual International Concert Series called Audio Art which presented the most important artists and achievements in sound art from all over the world. A world renown lecturer, composer, live computer music performer, and author of audio-visual computer projects, Choloniewski writes instrumental and computer music for theater, film and radio. He is initiator and artistic director of Audio Art Festival and International Workshop for New Music in Cracow (together with Matthias Hermann). Between 1993 and 1999 he was the artistic director of the International Academy for New Composition and Audio-Art in Schwaz / Tirol, Austria. Since 2000 he is director of the Electro-acoustic Music Studio of the Cracow Academy of Music. Founder of the ArtBoat and GPS-Art projects. Founder (together with K.Kwiatkowski) European projects: Bridges and European Modern Orchestra. In 2005 he founded Polish Society of Electroacoustic Music (Polish section of International Confederation of Electroacoustic Music in Bourges). In 2006 je received Honorable Prize of Polish Coposers Union and the Award of the Minister of Culture. In 2006 initiator of Polish Sound Art in China and Chinese Sound Art in Poland in 2007.