1. NBDL (National Biology Digital Library) A NSDL Core Integration System Project PI: Su-Shing Chen n University of Missouri-Columbia n National Computational Sciences Alliance n University of Illinois n Missouri Botanical Garden

2. The Roles of Digital Libraries in Education n Dynamic content: LOM (Learning Object Metadata) n User Profiles: IMS Learner Models n A powerful search engine: Emerge n A community-based collection service: LOVE (Learning Object Virtual Exchange) n Evaluation and assessment capabilities

3. Learning Object Metadata n General n LifeCycle n MetaMetaData n Technical n Educational n Rights n Relation n Annotation n Classification n InteractivityType n LearningResourceType n InteractivityLevel n SemanticDensity n IntendedEndUserRole n Context n TypicalLearningTime n Description n Language

4. LOVELOVE

5. Federation of Distributed Repositories n Federation of different document types, formats, structures, styles, and semantics n Federation of different classification and categorization n Federation of search protocols, database and repository management systems

7. LOVE (Learning Object Virtual Exchange) Collection: reviewed & unreviewed educational materials n Sharing learning objects and educational materials among teachers. n Collaborative workspace for students, parents (K-12), reviewers and teachers. n Cooperative for IP rights of local teachers and authors.

9. Learning and assessment objects n Delivering learning objects based on learner profiles. n Generating assessment objects based on learner profiles. n Assessment feedback on learning objects.

13. User-Centered Digital Libraries n System-centered vs. user centered digital libraries n Information seeking process is incremental and interactive n User-centered evaluation - a user/system/information interaction model n Internet-logged user data analysis

14. Contacting us: Chens@missouri.edu 573-882-5176