Introduction – Assembling Sustainable Smart City Transitions: An Interdisciplinary Theoretical Perspective Luca Mora, Mark Deakin, Xiaoling Zhang, Michael Batty, Martin de Jong, Paolo Santi, and Francesco Paolo Appio 1. Mapping the Knowledge Domain of Smart City Development to Urban Sustainability: A Scientometric Study Zezhou Wu, Mingyang Jiang, Heng Li, and Xiaoling Zhang 2. From “Smart in the Box” to “Smart in the City”: Rethinking the Socially Sustainable Smart City in Context Alessandro Aurigi and Nancy Odendaa 3. Input- Output Modeling for Smart City Development Negar Noori, Martin de Jong, Marijn Janssen, Daan Schraven, and Thomas Hoppe 4. Digital Transformation of City Ecosystems: Platforms Shaping Engagement and Externalities across Vertical Markets Nicos Komninos, Christina Kakderi, Antonio Collado, Ilektra Papadaki, and Anastasia Panori 5. Strategic Planning for Smart City Development: Assessing Spatial Inequalities in the Basic Service Provision of Metropolitan Cities Mengbing Du, Xiaoling Zhang, and Luca Mora 6. How Are Smart City Concepts and Technologies Perceived and Utilized? A Systematic Geo- Twitter Analysis of Smart Cities in Australia Tan Yigitcanlar, Nayomi Kankanamge, and Karen Vella 7. Exploring Smart City Project Implementation Risks in the Cities of Kakinada and Kanpur Khushboo Gupta and Ralph P. Hall 8. Balancing Exploration and Exploitation in Sustainable Urban Innovation: An Ambidexterity Perspective toward Smart Cities Daniel van den Buuse, Willem van Winden, and Wieke Schrama 9. Quantifying the Spatio- Temporal Potential of Drive- by Sensing in Smart Cities Amin Anjomshoaa, Paolo Santi, Fabio Duarte, and Carlo Ratti 10. Understanding Ridesourcing Mobility and the Future of Electrification: A Comparative Study in Beijing Wei Tu, Paolo Santi, Xiaoyi He, Tianhong Zhao, Xianglong Liu, Qingquan Li, Timothy J. Wallington, Gregory A. Keoleian, and Carlo Ratti 11. The Price of Privacy Control in Mobility Sharing Francesca Martelli, M. Elena Renda, and Jinhua Zhao 12. Building City Dashboards for Different Types of Users Gareth W. Young, Rob Kitchin, and Jeneen Naji 13. Going Beyond the Smart City? Implementing Technopolitical Platforms for Urban Democracy in Madrid and Barcelona Adrian Smith and Pedro Prieto Martín