The aim of this study is twofold: (1) to distinguish writer profiles on the basis of students' cognitive processes and motives for argumentative writing and (2) to study differences in the distribution of students' background characteristics and in students' writing outcomes across writer profiles. Participants were students who are enrolled in…

Our goal in this study is to expand the limited research on writer profile using the advantageous model-based approach of latent profile analysis and independent tasks to evaluate aspects of individual knowledge, motivation, and cognitive processes that align with Hayes' (1996) writing framework, which has received empirical support. We address…