The document discusses the concept of language learner autonomy. It provides a brief history of how the concept has evolved from the 1980s focus on learners doing things independently to a broader understanding of learners taking responsibility for their own learning. Several models of autonomy are presented that view it as a multi-stage process moving from lower to higher levels. The relationship between autonomy, motivation, and language acquisition is also discussed based on various learning theories. Overall, the document provides an overview of the key ideas and debates around language learner autonomy.