100 ITU‐T's Technical Reports and Specifications Ref. No. Category Definitions/Features Key concept/ Keywords Source 88 User centric What makes a city tick? \"Justice remains the appropriate name for certain social utilities which are vastly more important, and therefore more absolute and imperative, than any others,\" John Stuart Mill wrote in Utilitarianism in 1861. He added, \"education and opinion, which have so vast a power over human character, should so use that power to establish in the mind of every individual an indissoluble association between his own happiness and the good of the whole.\" Many of those we spoke with this year in developing Cities of Opportunity agree. The foundations of healthy cities remain rule of law and safety and security today, as well as strong education to foster those qualities for future generations. Justice, education, happiness, healthy, security, safety. Craren et al. (2012b) 89 User centric Smart city is characterized by the integration of technology into a strategic approach to sustainability, citizen well‐being, and economic development. Smart city projects span several industry and operational silos: energy, water, transportation, buildings management, and government services. Most importantly, the smart city concept promotes new integrated approaches to city operations, leading to innovation in cross‐functional technologies and solutions. Technology, well‐being, economic development, energy, water, transportation, buildings, government, innovation, technology. Woods et al. (2013)