1. “ Theory of the business ” Peter Drucker Harvard Business Review September 1994. “ How to do it ” ? “ What to do ” ? To fully understand these questions we need to comprehend the key “ assumptions ” underlying the business. These are the “ assumptions on which an organisation has been built ” and they “ are what I call a company ’ s theory of the Business ” Drucker 1994. Harvard Business Review
2. The “ Big Assumption ” “ We are enthralled by “ Big Assumptions ” -the assumptions that we take to be true. ” If we are certain we know how the world works-and this is how a big assumption operates; it creates certainty-why would we even think to look for a different reality? ” .... ” Our Big Assumptions give rise to our competing commitments, thereby anchoring the whole immune system ” Kegan & Lahey 2001
