Organizational Health You may have brilliant people working for you, but if your organization's culture is not a good fit for the way they work, their brilliance won't shine through. "The Congruence Model was developed in the early 1980s by organizational theorists David A. Nadler and Michael L. Tushman. It's a powerful tool for identifying the root causes of performance issues. It can also be used as a starting point for identifying how you might fix them. "It's based on the principle that a team or organization can only succeed when the work, the people who do it, the organizational structure, and the culture all "fit" together – or, in other words, when they are 'congruent' ". Article: The Nadler-Tushman Congruence Model