As we close out the chaotic mess that was 2020, there's a shiny beacon of hope and possibility awaiting us: 2021. It's a blank slate, filled with promise—and for actor and producer Marsai Martin, the new year is already off to an encouraging start.Earlier this week, Guinness World Records officially announced that Martin, 16, had been entered into the 2021 edition of the Guinness World Records book as the youngest executive producer in Hollywood, a title she earned at just 14 years old.