with the theme of "Machine Learning for a 5G Future," with the technical co-sponsorship of IEEE and the IEEE Communications Society. There were about 250 attendees from 18 countries and over 75 remote participants. The proceedings are available on the ITU website at https:// www.itu.int/pub/T-PROC-KALEI-2018, and from the IEEE Xplore Digital Library. Pictorial highlights from the conference are available at https://www.flickr.com/photos/itupictures/ sets/72157704797092705.The ITU Kaleidoscope series of academic conferences started in 2008 to provide an interdisciplinary forum on the information and communication technologies (ICTs) that could be relevant to future telecommunication standards. Participants include researchers, academics, students, engineers, policymakers, and regulators as well as futurists from universities, industry, and research institutions. The subject of the next conference, for example, will be on ICT for Health and will be hosted by the

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