Pergamon is pleased to announce publication of the second in a series of Supplementary Volumes which extend and update the widely acclaimed International Encyclopedia of Education. This substantial volume contains 170 articles on a range of new and significant topics in education throughout the world. The editorial board, headed by editors-in-chief Torsten Husen and T N Postlethwaite, are at the forefront of educational research. This distinguished board have commissioned articles from international authors who are recognized authorities in their specialist areas of education. The work of these distinguished educationalists is thus brought together in a volume which extends and complements the knowledge base of the International Encyclopedia of Education and Supplementary Volume One. Supplementary Volume Two is an essential adjunct to the parent Encyclopedia which is established as the major referenc