Raf Vertessen is a Belgian drummer, percussion player and composer based in Brooklyn. He is involved in New York’s avant-garde and improvised music scene. Vertessen has performed and/or recorded with artists such as Ingrid Laubrock, Joe Morris, Joe McPhee, Ches Smith, Anna Webber, Nick Dunston, Will Greene, Elias Stemeseder, Dan Pencer, Jesse Heasly…