Kai L�ftner was born in East Berlin. He is a children's and youth book author, musician, composer, audio book editor and director. In the meantime he has published more than 20 books, celebrated many successes with his children's music project "Rotz'N'Roll" and musical concerts. Kai L�ftner lives with his family on the Danish Baltic Sea island of Bornholm. Wiebke Rauers was born in D�sseldorf. She studied communication design with a focus on illustration in D�sseldorf. After graduating, she moved to Berlin and worked as a character designer in an animation studio. She has been a freelancer since 2015 and illustrates children's books and films/series. She lives in Berlin with her daughter, her husband and lots of stuffed animals. Tim Mohr is an award-winning translator of German writers such as Sibylle Berg, Alina Bronsky, and Wolfgang Herrndorf, and the author of Burning Down the Haus, a history of East German punk rock and the role dissident musicians played in bringing down the Berlin Wall. He has also collaborated on memoirs by musicians Gil Scott-Heron, Genesis P-Orridge, Duff McKagan of Guns n' Roses, and Paul Stanley of KISS. Prior to starting his writing career he earned his living as a club DJ in Berlin.