Zeppelin University’s Leadership Excellence Institute Zeppelin | LEIZ combines economic and psychological approaches to leadership and related issues. The purpose of the “Leadership Log” is to track the research activities of the Institute’s two professorial chairs, its degree programmes, and its strategic goals. The “Log’s” main addressees are academic institutions as well as leaders in business, politics, public administration, and civil society. The fifth issue of the “Log” concentrates on approaches to leadership from various points of view – economic, psychological, military, and civil-societal.