Martin Luther King Jr to Be Subject of Nat Geo’s ‘Genius’ Season 4 Ron Howard and Brian Grazer anthology series moves from National Geographic Channel to Disney+Tony Maglio | December 10, 2020 @ 3:35 PM Last Updated: December 10, 2020 @ 4:07 PM National Archives Martin Luther King Jr. will be the titular “Genius” in Nat Geo’s fourth season of the anthology series, Courteney Monroe said Thursday at Disney Investor Day 2020. Monroe, the president of National Geographic Global Television Networks, also said her main cable channel was working on a documentary about French ocean explorer Jacques Cousteau. “Cousteau” will follow Nat Geo’s successes from “Free Solo” (2018), which chronicled professional rock climber Alex Honnold’s attempt to conquer the first free solo climb of famed El Capitan’s 900-meter vertical rock face at Yosemite National Park, and “Jane” (2017), which looked at Jane Goodall’s early explorations and research in Tanzania.