Mertens, Karl Heinz 1930- Germany, Gymnich
organist, choirmaster, grew up in Bruggen, studied organ with Hans Esser in Koln, studied with Wolfgang Auler at the Musikhochschule in Koln, 1953 choral conductor in Bruggen and Kerpen, 1962 organist of the Christuskirche in Oberhausen, 1968-1978 director of the music school in Oberhausen, chairman Verband Evangelischen Kirchenchore im Rheinland, vice president Verband Evangelischen Kirchenchore in Deutschland and of the Deutschen Musikrat, 1962-1996 choirmaster of the Evangelische Singgemeinde in Oberhausen, -2008 choirmaster of Chorgemeinschaft an der Ruhr