This document discusses learner agency and how school libraries can promote it. It summarizes the American Association of School Librarians' mission and standards for 21st century learning, which emphasize empowering students to think critically and become skilled researchers. The document outlines the rights students have to think, create, share, and grow. It argues school libraries provide a safe environment for students to exercise these rights by enabling them to access information, think critically, make mistakes, and reflect on their learning. Photos illustrate how learner agency looks in practice in school libraries.