School administrators need to unleash the largely untapped resource of teacher leadership in the support of
school change (Katzenmeyer & Moller, 2001). As concluded by Barth (2001) and Lambert (2003), every teacher has
the potential to lead in a variety of roles leading to school improvement, especially when teachers benefit from
continuing educational development. As such, schools must invest in their most important resources, their teachers
(Katzenmeyer & Moller, 2001). They propose a four-part model for teacher leader development: personal assessment
(Who am I?), changing schools (Where am I?), influencing strategies (How do I lead?), and planning for action (What
can I do?). Additionally, they offer the following concrete ideas for teacher leadership development: