Most elementary school teachers have taken at most a twohour composition class in college focusing on their own writing, not on how to teach it (Urquhart & McIver, 2005, p. 4). The key to helping teachers teach writing is to embed professional learning in their real work with students and students’ writing. The Central Regional Professional Development Center (CRPDC) uses a process that encompasses the National Staff Development Council’s Standards for Staff Development, with an in-depth focus on being data-driven, collaborative, and evaluative. A district or school typically contacts the center when it has received poor scores on the Missouri Assessment Program test. Since Missouri’s state assessment includes items that require students to write text-based responses to questions, the writing process has increased in importance