Kassem Mosse is Gunnar Wendell, one of the most interesting producers working on the verge of house and techno, as evidenced on releases for Workshop, Mikrodisco and Nonplus. 2014’s “Workshop 19” is his first album, and sees him in top form, cementing his reputation. The record has been unanimously acclaimed by critics and fans, who consider one of the best and most cohesive albums of the year.