Principal effectiveness refers to how well a school principal performs their job and achieves positive outcomes for their school and students. Full definition
Moreover, the variation in principal effectiveness tends to be largest in high poverty schools, consistent with hypothesis that principal ability is most important in schools serving the most disadvantaged students. (caldercenter.org)
Other types of principal effectiveness measures are problematic as well. (edimpactlab.com)
We begin to address this issue by measuring principal effectiveness based only on comparisons of within - school differences in student achievement growth over time. (educationnext.org)