Culture is most often shaped and fortified on the margin, when leaders must make hard choices. Depending on what they can tolerate, their decisions will either result in a high-performing company culture or one that leads to high levels of conformity and stasis. TMG CEO Stephen Miles and Managing Director John Nasr discuss the criticality of a company’s culture to its longevity and long-term success; and explore the dark side of corporate culture – stagnation that can lead to an organization’s irrelevance and decline.