This book contains 11 papers based on presentations at a 1994 conference held in Marbach, Germany, and a 1995 conference in Geneva, Switzerland, focusing on frontiers in the education of young adolescents in European countries and the United States. The following papers are included: "Foreword" (Klaus J. Jacobs); "Meeting the Essential Requirements for Healthy Adolescent Development in a Transforming World" (David A. Hamburg); "Adapting Educational Systems to Young Adolescents and New Conditions" (Anthony W. Jackson); "The Impact of School Reform for the Middle Grades: A Longitudinal Study of a Network Engaged in 'Turning Points'-based Comprehensive School Transformation" (Robert Felner, et al.); "Schooling for the Middle Years: Developments in Europe" (Donald Hirsch); "The Role of the School in Comprehensive Health Promotion" (Klaus Hurrelmann, Andreas Klocke); "Education for Healthy Futures: Health Promotion and Life Skills Training" (Beatrix A. Hamburg); "HUMBIO: Stanford University's Human Biology Curriculum for the Middle Grades" (H. Craig Heller, Mary L. Kiely); "Education for Living in Pluriethnic Societies" (Eugeen Roosens); "The Economics of Education and Training in the Face of Changing Production and Employment Structures" (written by Henri Nadel and translated by Miriam Rosen); "School-to-Work Processes in the United States" (Ray Marshall); and "Finding Common Ground: Implications for Policies in Europe and the United States" (Ruby Takanishi). Name and subject indexes are included. (MN)