The role of the school counselor underwent various transformations throughout the twentieth century. In an effort to define the role of professional school counselors in the twenty-first century, the American School Counseling Association (ASCA) developed the ASCA National Model: A Framework for School Counseling Programs. The framework of the graphic model includes four themes, one of these being advocacy. The role of the school counselor as advocate and practical suggestions for implementing advocacy as part of a professional school counseling program are discussed.