Aureole’s wine angel rappels up the wind tower at the Mandalay Bay hotel and casino during CES International in Las Vegas on Jan. 7, 2018. The weeklong event is one of the world’s largest trade shows and where many tech companies and startups go to show off their latest gadgets and more than 180,000 people are expected to attend CES this year. It is against this background that a growing number of people inside and out of the tech industry are urging organizers of events like CES to ensure that their roster of speakers features a broad array of people, diverse in gender, race as well as in their thinking. (AP Photo/Jae C. Hong, File)