The monograph presents a systematic overview of the results of analytical research organized by UNESCO IITE. The publication summarizes main trends, recommendations, experience of certain countries, as well as key areas for integration of new ICT in educational systems in the context of knowledge-based societies, globalization of information environment and  evolution of alternative forms of education. The book will be useful for research and practical activities of school teachers, students and professors, researchers, educators at additional teacher training institutions, as well as policy-makers and education administrators.