One aim of this article is to shift mindsets from the traditional identification of written language abilities that are "missing" in students with specific learning disabilities (SLDs) to writing assessment as the discovery of more complex language strengths foundational to success across disciplines. The multiple language-levels (MLL)…

In 1989 the Portland (Oregon) Public Schools conducted a Direct Writing Assessment of approximately 6,000 students. A voluntary portion included 103 ninth graders who wrote essays on the same topic. The papers were scored twice: once in each student's handwriting and once in word-processed form. Papers were separated into short and long categories…