Good Organizational design provides incentives for value generation and determines an efficient power distribution in organizations. This book investigates both theoretically and practically how organizations can be designed for efficiency. In the first part of this book the theory of organizational design is described. Using the method of system theory the different building blocks of Good organizational design - the strategy, the structure, the boundaries, and the governance of organizations- are analyzed by highlighting the latest thinking on organizations from different academic disciplines. The interdependencies between these building blocks are emphasised, and a blueprint for an efficient organizational design is sketched. Some remarks on how necessary adjustments in organizational theory can be made complete the theory. Three case studies in the second part of the book apply the theory of organizational design. This book allows academic researchers and professional managers alike to concentrate their mind on achieving efficiency in organizational design and helps them to design their own organizations more efficiently by applying the ideas and examples portrayed herein.