Johnson, R. L., Willeke, M. J., & Steiner, D. J. (1998). Stakeholder collaboration in the design and implementation of a family literacy portfolio assessment. American Journal of Evaluation, 19(3), 339–353. Model(s): Even Start-Home Visiting (Birth to Age 5) Not applicable (NA) - implementation study Study reviewed under: Handbook of Procedures and Standards, Version 1