Introduction : theoretical grounding, the nature of writing problems in struggling writers -- Multiple processes that matter in writing instruction and assessment -- Self-efficacy and procrastination in the writing of students with learning disabilities -- The effects of writing workshop instruction on the performance and motivation of good and poor writers -- Connecting reading and writing instruction for struggling learners -- Informational writing across the curriculum -- Teaching composing to students with learning disabilities : scientifically-supported recommendations -- Written composition instruction and intervention for students with language impairment -- Teaching written expression to culturally and linguistically diverse learners -- Using technology to teach composing to struggling writers -- Teaching spelling to students with language and learning disabilities -- Spelling and English language learning -- Classroom portfolio assessment for writing -- Assessment of student writing with curriculum-based measurement -- Language-based assessment of written expression.