List of Articles Educational Supervision Open Access Article Abstract Page Full-Text 1 - Designing and validating Principals’ Effectiveness Model in high schools Mehrdad Ali Panah Ebrahim Pourhosseni Hossein Mehrdad Open Access Article Abstract Page Full-Text 2 - Extracting Educational Supervision components to formulate an Appropriate Model Mehran Ali Panah Reza Hoveida Mohammad Ali Nadi