The development of competency lists, or competency models has become a popular way to assess the strengths, needs, and potential contributions of individuals in an organization. The success of libraries as organizations is determined by the actions of the individuals who work in those libraries; the success of those individuals in carrying out the missions of those libraries is in large measure a reflection of the type and quality of leadership. Successful library leaders demonstrate certain skills that are instrumental in the delivery of desired outcomes. We usually think of the demonstration of these skills as competencies.