In a roller-coaster year of megamergers and megadeals, the ranking of showbiz’s top execs, makers and stars sees big moves and a more dynamic (and diverse) group of powerhouses as the Obamas join Netflix, Phoebe Waller-Bridge ignites the town's creatives and J.Lo hustles her way onto the ultimate industry A list.

The Fox Corp. executive chairman and CEO explains his vision for a slimmed-down company, from acquisitions to sports betting as "the traditional metrics of the business are all incredibly strong."