sentences:  presented among others, at the International Art Meetings in Katowice 2000, WRO International Festival in Wroclaw 2001 and Chashama in New York 2002).He has been a participant of many international festivals and performance events (such as Open International Performance Art Festival in Beijing, the International Performance Art Festival "Castle of Imagination", Poland 2000 and 2006, IIPAE Jakarta, Indonesia 2006, Interakcje – Piotrków Trybunalski, Poland 2006, Chashama New York 2002 – 2006, Coalition Performance Festival, Chile 2005, Judson Memorial Church New York 2004, New Yorkers Festival at Center of Contemporary Arts in Warsaw 2004, Forum Social Europeen Berlin, Paris 2003, Fort Sztuki Kraków 1998 – 2000, Franklin Furnace New York 1987, Cooper Union School of Art New York 1987, C.U.A.N.D.O Center New York 1986, Art Now Gallery Mannheim 1983).He was a member of Fort Sztuki Association and International Association of Performance Art Organizers (IAPAO), an organizer (curator) of "Kesher" performance events and festivals in USA and Poland.