Adult learning is essential in schools. Learning Forward's Scholar Laureate Shirley Hord observes, "The improvement of our schools seldom results from mandates. What has become very clear is that change (its adoption and implementation) cannot occur without the provision of ongoing and long-term learning for the professionals" (Hord,…

Teacher collaboration is a powerful form of professional learning. One focus for collaborative efforts is designing assessments. When teachers design assessments, give each other feedback through peer reviews, evaluate student work, and plan together for improvement, they are engaged in highly effective professional development. Assessments have…