This brief focuses on a vital aspect of efficacy known as "collective teacher efficacy" (CTE). CTE refers to the perceptions of teachers that the efforts of the faculty as a whole will have a positive effect on students. Principals and district leaders should turn their attention to improving CTE because it has an impressive list of positive…

There is not much research on the effectiveness of co-principals. A simple Google search reveals how many schools have implemented the idea. What little is written was written either in the early 1980's or within the last few years. Very little focuses specifically on high schools. The idea of co-principals has been used to devote more time to…