He writes about improvised and contemporary composed music, world music, and sound art. He also writes program notes for several Dutch venues, such as the Muziekgebouw aan ‘t IJ in Amsterdam. Leonardo and Songlines have published his articles and reviews. Het Apollohuis published his book Interviews with sound artists. He is artistic adviser for composers, ensembles and festivals, and is a member of the music committee of a major cultural foundation in the Netherlands, the Prins Bernhard Cultuurfonds.