ÍNDICE:List of Figures and Tables. Foreword (M. David Merrill). Acknowledgments. Introduction. Chapter 1: The E-Learning Challenge. The Knowledge Society. Knowledge Management. Pedagogy and Technology. Network-Based Learning Models. Processes and Development Tools. Platforms and Portals. Summary. Chapter 2: Virtual Learning Centers. The Concept of a Learning System. Actors' Roles and Resources. Explor@: A Web-Based Support System. Integrating a Learning Event into a Virtual Center. Versatile and Flexible Architecture. Summary. Chapter 3: Foundations of Instructional Engineering. Systemic Methods. Instructional Systems Design. Software Engineering. Knowledge Engineering. A Knowledge Representation System. Skills and Competencies. Summary. Chapter 4: MISA: An Instructional Engineering Method. Overview of the MISA Method. Conceptual Levels of a Learning System. Processes and Tasks. Operational Principles. Context and Frontier. Summary. Chapter 5: Instructional Engineering on the Web. General ADISA Features. Designing the Main Components of a Virtual Learning Center. Summary. Chapter 6: Reengineering a University Course for the Web. Definition of the Project. Preliminary Analysis. Architecture. Design of Learning Materials. Development and Validation. Delivery Planning. Discussion. Chapter 7: Engineering a Vocational E-Learning Environment. Definition of the Project. Preliminary Analysis. Architecture. Design of Learning Materials. Development and Validation. Delivery Planning. Discussion. Chapter 8: Engineering a Workplace E-Learning Environment. Definition of the Project. Preliminary Analysis. Architecture. Design of Learning Materials. Development and Validation. Delivery Planning. Discussion. Conclusion. Glossary. Notes. Bibliography. Index. About the Author. About the Series Editors. About the Advisory Board Members.