Anatomy of a Portfolio Assessment System: Using Multiple Sources of Evidence for Credentialing and Professional Development
Chapter 12 in With Portfolio in Hand. Validating the New Teacher Professionalism, edited by Nona Lyons.
This book suggests that portfolios can become a new kind of credential of competent and effective teachers.
Kimball, W.H., & Hanley, S. (1998). Anatomy of a portfolio assessment system: Using multiple sources of evidence for credentialing and professional development. In N.Lyons (Ed.) With portfolio in hand: Validating the new teacher professionalism. New York: Teachers College Press.