"Udo Schindler is a German improvisation musicians (bass clarinet, contrabass clarinet, saxophone, flute, cornet, also accordion, guitar, percussion, analog synthesizer) and architect. Schindler was active in the 1970s in Franconia first as rock and rock jazz musician before he had flute lessons at the conservatory Nuremberg. Subsequently, he studied architecture at the Technical University of Munich and worked as an architect. In the 1990s he turned to contemporary music (Arch.Ensemble) and improvised music (Schindler.Interferenz.3). In addition to the single tube instruments (saxophones and clarinets), he studied the cornet. In addition to his sound research, he also worked as a director, performer, musician and composer for various theater productions. In the following years he performed with solo and duo projects at new music festivals (Musica Viva, Klangaktionen, etc ...), jazz, experimental music, among others. This led to collaborations with musicians like Hubert Bergmann, Gerry Hemingway, Eddie Prevost, Sebi Tramontana, Georg Wissel, John Russell, Blaise Siwula, Frank Gratkowski, Hans Koch, Urs Leimgruber, Elisabeth Harnik, Katharina Weber and Frank Paul Schubert. In addition to his activities in solid cast he initiated in Munich a series of concerts to free improvisation in ad hoc to test instrumentation."

"Sergio Armaroli is a composer, percussionist, vibraphonist, teacher and total artist. His actions resonate through various artistic and musical fields, that of jazz being, perhaps, his most practised. He declares himself to be a painter, concrete percussionist, fragmentary poet and sound artist as well as founding his work "within the language of jazz and improvisation" as an "extension of the concept of art"."