The two articles in this special section, combined with two previous articles, discuss the use of portfolios in large-scale assessment. Ten years ago, there was great interest in portfolio assessment in state testing programs, but no large-scale program relies on portfolios at the present time. These articles continue to consider their uses. (SLD)

This article examines one of the challenges to the integration of classroom and large-scale portfolio assessment, a challenge posed by the use of a student's classroom portfolio for large-scale assessment of his or her individual competencies. When work is composed with the support of peers, teachers, and parents, whose work is being judged? The…

Explores issues of whose work is actually being evaluated when raters outside the classroom context make judgments about students based on work composed with the support of peers, teachers, and parents. Data from an evaluation of a statewide assessment and a study of scoring elementary school writing portfolios illustrate the issues. (SLD)

Technical questions regarding the reliability and validity of large-scale portfolio assessment were studied which focused on: (1) whether raters can score collections of writing reliably with rubrics designed for single samples; (2) whether ratings derived from different frameworks differ in their capacities to support technically sound…