Organizational Development research tells us that it takes 30 years of on-the-job experience for someone to acquire enough well-rounded skills to be a successful leader. In addition to on-the-job experience, it is important to have experience in numerous areas of business. Hence time on-the-job + exposure to many areas of business = a C-level individual with the perspective needed to run an organization. But thirty years? Who has that kind of time?

Here are a few profiles of organizational leaders who have been on that 30 year journey: