The Georgia Teacher Certification Testing Program includes 28 criterion-referenced tests designed by National Evaluation Systems, Inc. (Amherst, Massachusetts) and covering 28 different teaching, leadership, and service fields. This publication offers an overview of the test development process, test validation procedures, test administration policies and procedures, and an indication of the benefits realized by examinees, teacher education institutions, and the State. An overview of the testing program presents information on the scope of the testing program as well as its legal validation. Sections include information on: (1) the test development process; (2) avoidance of test bias; (3) retake analysis and test reliability; (4) test administration; and (5) support to examinees. (JD)