The phrase "good principals" refers to individuals who are in charge of running a school effectively and making decisions that benefit all students and staff. Full definition
I was not a very good principal in my first year. (educationnext.org)
In light of the research on the impact of principal leadership, advocacy is vital to bringing national attention to the urgent need for better principal support. (naesp.org)
Low - performing schools need better principals and teachers. (educationnext.org)