Introduction: Digital Cities Research and Open Issues -- Introduction: Digital Cities Research and Open Issues -- Concepts and Theory -- Little Boxes, Glocalization, and Networked Individualism -- Privacy, Predictability or Serendipity and Digital Cities -- Regularities in the Formation and Evolution of Information Cities -- Communication of Social Agents and the Digital City — A Semiotic Perspective -- Politics of the Digital City Movement -- Digital Cities and Digital Citizens -- Designing Democratic Community Networks: Involving Communities through Civil Participation -- TeleCities — Digital Cities Network -- Urbana-Champaign -- The Camfield Estates-MIT Creating Community Connections Project: Strategies for Active Participation in a Low- to Moderate-Income Community -- Community Websites as a Local Communication Network: “Directory Westfield”, an Experience Report -- Ennis Information Age Town: Virtuality Rooted in Reality -- Feasibility Study of Digital Community through Virtual Enterprise Network -- Knowledge-Based Economic Services Supported by Digital Experiments -- Evaluations -- Community Network Development: A Dialectical View -- The Complexity of Using Commercial Forces to Counteract the Digital Divide: A Case Study of the TUC of Sweden -- Lessons Learned: Social Interaction in Virtual Environments -- Worlds Apart: Exclusion-Processes in DDS -- Log Analysis of Map-Based Web Page Search on Digital City Kyoto -- Architectures for Digital Cities -- Connecting Digital and Physical Cities -- Twin Worlds: Augmenting, Evaluating, and Studying Three-Dimensional Digital Cities and Their Evolving Communities -- Creating City Community Consanguinity: Use of Public Opinion Channel in Digital Cities -- Agent-Based Coordination of Regional Information Services -- Realization of Digital Environmental Education — A Future Style of Environmental Education in Dynamically Changing Virtual Environment — -- Technologies for Digital Cities -- A 3-D Photo Collage System for Spatial Navigations -- Study on Mobile Passenger Support Systems for Public Transportation Using Multi-channel Data Dissemination -- Spatial Information Sharing for Mobile Phones -- Agents in the World of Active Web-Services -- Town Digitizing for Building an Image-Based Cyber Space -- Language Design for Rescue Agents -- Urban Pilot A Handheld City Guide That Maps Personal and Collective Experiences through Social Networks.