John Tilbury (born 1936) is a British pianist. He is considered one of the foremost interpreters of Morton Feldman's music, and since 1980 has been a member of the free improvisation group AMM.
Stephan Mathieu (born 1967 in Saarbrücken, Germany) is a composer and performer of electroacoustic music, currently presenting his work as installations involving obsolete and historical media such as mechanical gramophones, shortwave receivers, 16mm projectors and analog computers, as well as Renaissance instruments.
Born on March 11, 1963 in Seewinkel, Burgenland, a Hannibal Marvin Peterson concert at Jazzgalerie Nickelsdorf was the young trumpeters awakening experience. He studied at the Jazz department of todays Art University in Graz from 1981 to 1983 until lip palsy forced him to take a six year total break from trumpeting.