Issues Related To Teachers. One of the primary purposes of assessment is to provide useful information to improve the quality of informed decision making by teachers, students,parents, and others whose goals are achievement. What information and feedback do teachers need to support wise instructional decision making? What knowledge and abilities should teachers develop in order to recognize and reward a broader range of mathematical and scientific abilities in their students? How can they stimulate and facilitate the development of problem solving personalities that involve productive beliefs, styles, attitudes, and values, aswell as specific mathematical or scientific knowledge and abilities?