1. Interactivity design in e-learning: an integrated approach / Haomin Wang -- 2. Interactivity of information representations in e-learning environments / Kamran Sedig and Paul Parsons -- 3. Simulation to enhance interactivity in E-learning: the Capella story / Ann Leslie Claesson, Felicity Pearson and Jesse Rosel -- 4. Authentic learning in online courses: a course design model / Deb Gearhart -- 5. The influence of cognitive styles on learners' performance in E-learning / Robert Z. Zheng -- 6. Diagnosis, supporting, and fading: a scaffolding design framework for adaptive E-learning systems / Xun Ge, Victor Law and Kun Huang -- 7. A noble eightfold path: novice to expert in e-learning and the efficacy of instructional design / Julia Penn Shaw -- 8. Digital games: are they the future of E-learning environments? / Betül Özkan-Czerkawski -- 9. Games in E-learning: how games teach and how teachers can use them / Michelle Aubrecht -- 10. Empowering digital learners: a self-managing learning process framework for digital game-based learning system (DGBLS) / Wenhao David Huang and Dazhi Yang -- 11. Virtual performance assessment in immersive virtual environments / Jillianne Code ... [et al.] -- 12. A case study of social interaction on ANGEL and student authoring skills / Ruth Xiaoqing Guo -- 13. Meaningful connections: "going the distance" in distance learning through the design and generation of community building online learning interactions / Terri Edwards Bubb, Denise McDonald and Caroline M. Crawford -- 14. Intentional communities of practice, the challenge of interactivity / Aaron Wiatt Powell -- 15. Embedded librarians: delivering synchronous library instruction and research assistance to meet needs of distance students and faculty / Sheila Bonnand and Mary Anne Hansen.