One of the most misunderstood principles of business deals with the one or few individuals in a small business operation who are critical to operations. This individual is referred to as the Key Man. The best example is that of the primary wage earner in the family unit.
One of the key man characteristics very similar to a leadership role. Examples include coaches in sports or ministers in a church. This individual can generate tremendous value because they generally keep morale high in an organization which is critical to the overall success.