The growth and learning of children is the primary responsibility of those who teach in our classrooms and lead our schools. Student growth and learning can be observed and measured. Educators, in partnership with students, parents and community, are accountable for ensuring the improvement of student achievement. Effective educator evaluation systems promote the improvement of professional practice resulting in the improvement of student performance. This document discusses the following essential principles found in an effective evaluation system: (1) Research-Based and Proven Performance Targets; (2) Differentiated Levels of Performance; (3) Probationary Period for New Educators; (4) Use of Measures of Student Growth in Learning; (5) Ongoing, Deliberate, Meaningful and Timely Feedback; (6) Standardized and Periodic Training for Evaluators; and (7) Evaluation Results to inform Personnel Employment Determinations, Decisions, and Policy.