This publication summarizes the key discussion from experts in the field of measuring student growth during a convening held February 2015. Experts heard about two emerging approaches to measuring growth: Portfolios of student work samples and unit value-added models that provide teachers with timely and actionable feedback that they can use to…

States are redesigning their educator effectiveness systems to provide more information and more support to improve teaching. In the process, they increasingly look beyond the most basic and historically most common view of measuring student performance: how many students "passed" the State test in a given year. A number of States now…

States are in various stages of reforming how they evaluate their educators, all striving for a new system that can assess a range of abilities and practices over long periods of time and capture the full nature of an educator's performance. The strongest systems look at teaching in a more comprehensive way than evaluations have done in the past,…