Which type of change most tests a leader's ability to stay controlled and calm in temperament?

Anticipatory change involves preparing for potential future events that may impact the organization. While it requires foresight and planning, it typically allows leaders more time to strategize and remain calm. The absence of immediate pressure means that leaders can approach these changes with a more measured response compared to a crisis.

Revolutionary change refers to sweeping transformations that can reshape an organization fundamentally. Although such changes can be stressful, they often occur over a longer period, allowing leaders to adapt and implement strategies gradually. This gradual nature reduces the immediacy and intensity associated with crises.

Evolutionary change is characterized by gradual and incremental adjustments within an organization. Leaders can manage these changes with relative ease over time, as they are not faced with the urgent and high-stakes situations present in crisis scenarios. Thus, evolutionary changes do not inherently test a leader's control and calmness as significantly as crises do.