Why are leaders successful in their context? What do they do differently than others? The book portrays doers who master challenges, take risks, and achieve impact. They have a mission, an attitude, an opinion, and they implement it. The book provides insights into their real everyday lives in companies, start-ups, and public institutions. It features contributions from Hans Thomann, Managing Director of Thomann International; Jana Tepe and Anna Kaiser, founders and managing directors of Tandemploy; Uwe Lübbermann, founder of Premium Kollektiv; Maria Gross, Michelin-starred chef and owner of Bachstelze in Erfurt; Michael Schmuck, Chairman of the Board of Sparkasse Neuss; Gisela Grimme, principal of Elisabeth-Selbert-Schule Hameln and winner of the German School Award; as well as Max Wittrock, co-founder and co-managing director of mymuesli, and Silvia Neid, former national coach of the German women's team.