In Fortune, BCG’s Hardik Sheth explains why, despite the growing demand for executives who can manage both business and economic uncertainty, CFOs may not be prime candidates for the CEO role. While successful CEOs are able to thrive in ambiguity, the traditional skill set of a CFO is not always ideal for a position that relies on flexibility. Sheth outlines how many CFOs concentrate on quantitative details and numbers, which can lead them to overlook the more fluid aspects of a company like vision, talent, and culture.