In the first part of the book, Business philosopher, Peter Drucker portrays the business model of today, and highlights the necessary interactions of managers with the model. According to Drucker every organization is based on some assumptions – these assumptions are about markets, organizations mission and core competencies. It is highly imperative that there is a strong fit between assumptions and actual reality. One of the prime reasons of current business failures hinges on the gap between the reality and perceived notions about market, environment, technology, core competencies on the organizations part. The success of a company depends upon a sound and realistic business theory that successfully addresses the reason a company is paid for, what it wants to accomplish, how it want to accomplish and while doing that in what manner it contributes to society. Drucker furthermore stresses that the theory of business must be understood throughout the organization and tested constantly to ensure that it stays valid for the business in the overhaul.
One of the common denominator in all managerial functions is making decisions – and not just decisions but the kind that