His books “Mythos Motivation,” “Das Prinzip Selbstverantwortung,” “Vertrauen führt,” “Radikal führen” and “Das anständige Unternehmen” have permanently changed many managers’ understanding of leadership. With his work “The decision is yours!” he also reaches a large number of private readers. On the side, he is a rock musician who releases three albums of his own. In 1985, he earns a doctorate in philosophy and receives the Carl Diem Prize for his dissertation “Na