As the online higher-education market continues along its trajectory of steady growth, it becomes increasingly competitive. Since quality sets online programs apart in the current competitive market, it is a priority for higher-education institutions. Consequently, presidents/chancellors and provosts at many U.S. higher education institutions have…

This study identified the nature of principals' supervisory roles and the perceived effectiveness of principals in the supervision of teachers' instructional tasks. Furthermore, it investigated the constraints faced by principals in the performance of supervisory duties in the teaching-learning process. This was with a view to providing…