Jean-Marc Lederman is a Belgian keyboard player and producer. He has worked with bands such as Fad Gadget, The The, Gene Loves Jezebel, The Weathermen, Belgian rock band Streets, and Front 242, and with other artists including Julianne Regan, and Alain Bashung. His main projects are The Weathermen, Kid Montana, Jules et Jim with Julianne Regan, Ghost & Writer with Frank Spinath of Seabound, Man-Dello (a solo electronica project), and cover version project La Femme Verte. He composes music for movies and videogames. Most of Lederman's record covers are done by , a Belgian plastician.