We compared a principal's assessment of how effective a teacher is at raising student reading or math achievement, one
of the specific items principals were asked about, with that teacher's actual ability to do so as measured by their value added, the difference in student achievement that we can attribute to the teacher.
A pilot group
of 30 schools have received shorter quality reviews this year: three hours long, instead
of multiple days, and focusing on six
principal -
specific items instead
of the full 30
items that regular reviews examine.