The author Filipp Frederick was born in 1975, he lives with his partner and their two sons in Berlin. After graduation he studied law at the Free University of Berlin. The lawyer doesn't just care passionately about his clients, he also devoted himself to a unique family project. With the creation of various fantasy figures, based on a thought experiment, that has fascinated his children in preschool, the trademarked adventure series Erfleberf was born. The series is dedicated to his children.