"Erhard Hirt (born October 31, 1951 in Bonn ) is a German jazz and improvisation musician ( guitar, electronics).

Hirt initially played self-taught blues before working with jazz-oriented rock bands from 1970. From 1974 he played in the experimental group "Jazz community," but in addition also with blues bands like the "Delta Blues Band" or "Matt Walsh blues band" before he founded his own improvisation ensemble in 1979, with whom he on the 1981 Moers Festival occurred. He then played with Wolfgang Fuchs, Hans Schneider and Paul Lytton in the group XPACT, which recorded the album "Frogman's View" in 1984, but also in a trio with Schneider and Radu Malfatti. In addition to Fuchs, Malfatti and Lytton, he was involved in founding the European "King Übü Orchestrü" in the mid-1980s. He appeared in a trio with Phil Minton and Willi Kellers, and in a duo with Lol Coxhill. In 1990 he formed a duo with Dietmar Diesner, in 1992 he was a member of the Humannoise Ensemble, along with Helmut Bieler-Wendt, Maud Sauer and Uwe Oberg. He continued to work with Anne LeBaron, Phil Wachsmann and Alfred Zimmerlin, with Minton and John Butcher (CD 1996) and with the multi-instrumentalist Martin Klapperand with the Swiss vocalist Dorothea Schürch. But since 1977 he has also performed solo projects, presented solo albums and toured the United States with them. He has also performed with other guitarists such as Derek Bailey, Hans Reichel, Joe Sachse, Uwe Kropinski, Eugene Chadbourne, Jean-Marc Montera and Stephan Wittwer. In the guitar quartet Extended Guitars he meets Keith Rowe, Hans Tammen and Nick Didkovsky. Since 1997 he has been part of the Ensemble Realtime, in which improvisers from North Rhine-Westphalia such as Mark Charig,Gunda Gottschalk, Ute Völker, Melvyn Poore, Stefan Keune and Thomas Lehn work together. He recorded the album "Trinidad" (1999) with Lehn and Martin Theurer.

In 1984 Hirt received the WDR's "Town Music Prize". According to the journal "Guitar Techniques", he is "one of the most original and fascinating experimental solo guitarists at the moment..." "

"Dr. Richard Scott is a UK-born Berlin-based composer and free improvising musician working with analogue modular synthesizers and alternative controllers such as his own self-designed WiGi infra red controller developed at STEIM, the Buchla Thunder and Buchla Lightning. He has been composing and performing improvised music for over 25 years, recently performing and recording with artists such as Evan Parker, Shelley Hirsch, Sidsel Endreson, Twinkle³, Richard Barrett, Axel Doerner, Jon Rose, Clive Bell, Kazuhisa Uchihashi, Emilio Gordoa, Thomas Lehn, Frank Gratkowski, Michael Vorfeld, Ute Wassermann, Phil Marks, David Birchall, David Ross, Bark! and Grutronic amongst many others.

He studied improvisation with John Stevens, saxophone with Elton Dean and Steve Lacy, Action Theater improvisation with Sten Rudstrom and electroacoustic composition with David Berezan and Ricardo Climent.

His work has been featured on BBC Radio 3 and 4, International Computer Music Conference (Athens and Huddersfield) London Jazz Festival, BEAM, Bratislava NEXT Festival of Advanced Music, Konfrontationen, Austria, SARC Sonorities Belfast, International Festival for Artistic Innovation, Leeds, Berlin Interaktion Improvised Music Festival and MANTIS Electroacoustic Music Festival, Manchester. He was a long term artistic resident at STEIM in Amsterdam, sometimes a Lecturer and visiting professor at various Universities and co-curator of two important long-running "underground" concert series in Berlin: AUXXX Berlin and Basic Electricity.

In 1993 he was awarded a PhD from London University for his thesis on free improvisation. In 2010 he completed a MusM (distinction) in Electroacoustic Music Composition at NOVARS, Manchester University. He wrote extensively for Wire magazine, was administrator at the LMC (London Musician's Collective) and has been an active member of the improvising and electroacoustic communities in London, Manchester and Berlin."

"Klaus Kürvers, born 1950 in Essen (Germany), doublebass studies 1964-68 among others with Peter Trunk. During the late sixties member of the Essen Jazz groups ("Free Jazz" since 1967); 1969-71 in Cologne with the Jazz-Rock-Group "Eiliff" (w / Rainer Brüninghaus). Interupted 1971-2006 his public music activities for his studies and professional scientific career as an architect and cultural historian in Berlin. Since 2006 resumption of his musical activities as part of the Berlin improvisers' scene. Performing bassist again since 2009."

"Willi Kellers, b. 1951 in Münster Studied music at the colleges Münster and Detmold Theater work as a composer in Bochum and Cologne, Basel, Hamburg, Burgtheater Vienna

Numerous concerts and tours with Peter Brötzmann, Tony Oxley, Frank Whright, Willem Breuker, Albert Mangelsdorff, Peter Kowald, Keith Tippet, Lol Coxhill, Marylin Crispel, Manfred Schoof, Fred Frith, Charles Gayle, Cecil Taylor, Luten Petrowsky, Barre Phillips u.v.a.

Willi Kellers played at all European festivals and many festivals worldwide."