Spears says that a particular strength of servant leadership is that it encourages everyone to actively seek opportunities to both serve and lead others, thus creating the potential to improve the quality of life throughout society (Spars, 2004). He believes this will offer hope and guidance for a new era in human development and the creation of better, more caring institutions (Spears, 2004). A journal article titled Defining and Measuring Servant Leadership Behavior in Organizations, published in March 2008, compared various contemporary leadership models (transformational, authentic, spiritual, and servant) and concluded that the servant leadership model extends the work of other leadership approaches (Sendijaya, Sarros, Santora, 2008). This article also touches on the concept of spiritual leadership which interests me because of my Christian faith