Dennis Burmeister is a graphic designer, deejay, and promoter. Over the past twenty-five years, he has gathered together one of the largest Depeche Mode collections in the world. With several thousand items, it could fill a museum.

Sascha Lange is a musician, author, and historian of youth culture. His book DJ Westradio was published in 2007 by Aufbau Taschenbuch Verlag.