 As Chair of the Model Standards Committee of the Chief State School Officers' Interstate New Teacher Assessment and Support Consortium (INTASC), she led the development of licensing standards for beginning teachers.These were ultimately incorporated into the licensing standards of more than 40 states and became the foundation for a new teacher certification standards related to teaching competencies rather than merely the counting of course credits.She has been instrumental in developing performance assessments that allow teachers to demonstrate their classroom teaching skills as they are applied in practice, as an early member of the National Board for Professional Teaching Standards and, later as a co-founder of the Performance Assessment for California Teachers (PACT).