Cartographer, illustrator, mentor to workshops, independent artist, entrepreneur and a member of the Society for Geofiction. ( Genootschap voor Geofictie) Gerard works closely together with Martijn Kessler since 1994. The cooperation between Martijn Kessler and Gerard Schoemaker has evolved into a tight creative collaboration through the success of their products. In the background Gerard Schoemaker serves as a keystone in the organization of Studio Kessler and as an important inspiration/designer. Next to a lot of freelance work he does for Martijn Kessler he manages his own Studio for Applied Art and is a renowned portraitist, inspiring animator in creative processes and course leader.