This comprehensive book presents the essential aspects of management and leadership looked upon from a new and more realistic approach. Based on intensive research in Europe, it focuses on the fundamental managerial behaviour in relation to the different conditions of the managerial process. The book provides a useful framework of great relevance for managers and students or anyone interested in their own self-developing managerial process. A central theme of the book concerns the basic roles of the manager in relation to a goal-setting, problem-solving and language-creating association. By developing different roles according to different conditions and combining these roles, the manager will build up the common effort improving the corporate performance.