Writing Across The Curriculum¶

Strategy · All strategies
Evidence · 4 claims (3 for, 1 against) · 10 studies (6 quant-synthesis, 2 causal, 1 review, 1 theoretical), q2–q4 · 6 of 10 report an effect size

Description¶

Writing Across The Curriculum (WAC) is a whole-program strategy in which writing is treated as a learning tool in every discipline, not solely as an assessed product in English/language arts. It typically combines writing-to-learn tasks (journals, low-stakes in-class writing, informal explanations) with writing-in-the-disciplines tasks (lab reports, case analyses, argumentative essays) that teach disciplinary genres and norms. Faculty across departments assign, scaffold, and respond to writing rather than delegating it to composition courses.

Design Implications¶

Writing forces learners to transform material into their own words, which promotes elaboration and integration rather than passive review Writing-to-learn tasks produce modest but consistent gains in content learning. [+M]. The effect is strongest when tasks require genuine reasoning — explaining, arguing, connecting — rather than transcription or summary of what was already said Writing-to-learn effects depend on task design; unstructured expressive writing shows weak effects. [~M]. Low-stakes, frequent writing with feedback functions as Assessment for Learning, surfacing misconceptions instructors can act on Assessment for learning improves achievement. [+S].

Context¶

Requirements¶

• Institutional or departmental commitment: writing tasks in multiple courses, not one-off adoption
• Tasks aligned to disciplinary thinking (a physics explanation differs from a history argument)
• Feedback structures that are sustainable — peer review, rubrics, or brief comments — since instructor grading load is the usual failure point
• Scaffolding for genre conventions unfamiliar to students (Argument Construction, models of disciplinary writing)

Constraints¶

• High-stakes graded writing in every course overloads both students and instructors; without low-stakes variants, WAC collapses into more grading [-M]
• Writing about material students have not yet understood produces fluent-sounding but empty prose; writing-to-learn presupposes some prior exposure or Activation of prior knowledge [~M]
• Adding writing to a content-heavy course without reducing other load can exceed working memory capacity for novice writers, whose transcription and composition consume resources that content learning needs Cognitive overload degrades learning. [-M]
• Faculty without writing-instruction background may assign writing without teaching it, yielding poor results and resistance

Implementation Variability¶

• Writing-to-learn (WTL): informal, ungraded or lightly graded — journals, minute papers, entry/exit slips, in-class "explain to a novice" prompts
• Writing-in-the-disciplines (WID): formal, genre-based — lab reports, case briefs, design memos, literature reviews
• Scaffolded variants: sentence starters, Annotating source texts before writing, structured outlines, or Collaborative Learning peer-review protocols Collaborative writing improves text quality. [+M]
• Threshold variants: 5-minute writing conferences for individualized feedback (see 5-minute writing conferences)

Target Learners¶

• Undergraduate and secondary students across all disciplines; effects are broadest in content-heavy courses where discussion time is scarce
• Struggling or disengaged students benefit from low-stakes expressive writing that lowers risk [~M]
• Advanced students benefit more from WID genre instruction than from generic expressive prompts [~M]

Target Learning Goals¶

• Conceptual understanding and integration of course content
• Disciplinary argumentation and genre fluency (Argument Construction)
• Metacognition and self-monitoring through reflective writing
• Formative diagnosis of misconceptions

Instructions¶

1. Identify the disciplinary thinking you want students to do (explain, argue, hypothesize, evaluate) and design a writing task that requires it — not a summary task.
2. Sequence low-stakes before high-stakes: use short in-class or journal writing to activate and surface prior understanding (Activation).
3. Model the target genre with an annotated example, making disciplinary reasoning visible as in Cognitive Apprenticeship.
4. Provide feedback focused on ideas first, mechanics second; use peer review or brief conferences to keep load sustainable (Assessment for Learning).
5. Close the loop: have students revise or apply feedback, and use what their writing revealed to adjust instruction.

Related Strategies¶

• 3-2-1 reflection — a minimal low-stakes WTL routine usable in any course
• 5-minute writing conferences — individualized feedback that keeps WAC sustainable
• Think-Pair-Share — pairs oral rehearsal with the same elaboration benefits before writing

Examples¶

• Michigan State University's WAC program (https://writing.msu.edu) — departmental writing consultants and discipline-specific assignment design across the curriculum.
• The WAC Clearinghouse (https://wac.colostate.edu) — curated assignment repositories and disciplinary writing guides used by programs worldwide.
• Physics "explain-your-reasoning" prompts — introductory courses requiring short written justifications alongside problem solutions, converting problem sets into writing-to-learn opportunities.

Key Sources¶

• Emig, J. (1977). Writing as a mode of learning. College Composition & Communication, 28(2), 122-128. doi:10.2307/356095
• Bangert-Drowns, R. L., Hurley, M. M., & Wilkinson, B. (2004). The effects of school-based writing-to-learn interventions on academic achievement: A meta-analysis. Review of Educational Research, 74(1), 29–58. doi:10.3102/00346543074001029
• Klein, P. D. (1999). Reopening inquiry into cognitive processes in writing-to-learn. Educational Psychology Review, 11(3), 203–270. doi:10.1023/a:1021913217147
• Graham, S., & Perin, D. (2007). A meta-analysis of writing instruction for adolescent students. Journal of Educational Psychology, 99(3), 445–476. doi:10.1037/0022-0663.99.3.445
• Rivard, L. O. P. (1994). A review of writing to learn in science: Implications for practice and research. Journal of Research in Science Teaching, 31(9), 969–983. doi:10.1002/tea.3660310910