Developing a Psychometrically Sound Assessment of School Leadership: The VAL-ED as a Case Study

The purpose of this article is to report on iterative development work where VAL-ED was tested and revised across several cycles. At the end of the development process, VAL-ED represents a promising instrument for assessing principal instructional leadership. The VAL- ED also represents a tool for possible use by principal leadership researchers in measuring the effectiveness of school principals.

To download a copy of Developing a Psychometrically Sound Assessment of School Leadership: The VAL-ED as a Case Study by Andrew C. Porter, Morgan S. Polikoff, Ellen Goldring, Joseph Murphy, Stephen N. Elliott, and Henry May, please visit Educational Administration Quarterly, 2010, 46(2): 135-173.