by Scott YanowThe son of the famous modern classical composer, Karlheinz Stockhausen, Markus Stockhausen has been a fixture on ECM recordings for several years. He started classical trumpet lessons in 1969 and later studied jazz with Manfred Schoof. By the time he was 18, Stockhausen started performing his father's pieces and was working with the jazz group Key. An atmospheric player who doubles on flugelhorn, Stockhausen has played regularly in Europe, he studied at the Berlin Philharmonic in 1983 and he had his own group, Kairos, in the 1980's. Markus Stockhausen has led dates for Calig (1977), Fran (1980), Fonit/Cetra (1986) and ECM (starting in 1988).