This bulletin prepared by the Media and Library Advisory Committee to the State Board of Education of Illinois provides descriptions of task competencies and responsibilities for library and media staff members. The first of three sections delineates the professional responsibilities of media specialists in areas of administrative and curricular concern. The second section outlines the responsibilities of library technical assistants or technicians who function under the supervision of the media specialists. Those responsibilities are detailed under the categories of patron services, cataloging duties, processing duties, record keeping, and evaluation duties. The final section specifies the circulation, record keeping, supportive, and secretarial duties of the clerical media staff. (MER)