1. Introducton
2. Genres and Goals for Designers
3. Users and their Tasks
4. Objects/Actions Interface Model for Website Design
4.1 Design of task objects and actions
4.2 Design of interface objects and actions
4.3 Case study with the Library of Congress
5. Search and Navigation Actions
5.1 Four-phase framework for search
5.2 Exploration with Information Visualization
5.3 Query Previews
5.4 Compactness and high branching factors
5.5 Sequencing, clustering, and emphasis
6. Conclusions