Abdulmotaleb El Saddik received his Ph.D . His research interests include interactive multimedia visualizations, collaborative learning environments, multimedia communications, and telecommunications software. A. El Saddik received his M.Sc.
Some examples are complete packages, commercially prepared and disseminated.
Many, however, are individual programs, which often represent excellent applications of sophisticated computing capabilities and a good contribution to the library of educational software. However, they lack cohesion as an organized collection because every software application is vertically engineered to comply within its specific domain. This makes reuse and sharing more difficult, and can lead to maintenance and deployment difficulties as restrictive platform requirements accumulate over time. Multibook is a web-based adaptive hypermedia learning system for multimedia and communication technology. It focuses on providing end-users with specific lessons tailored to a targeted group.