 In the 2016 and 2020 campaigns, Ivanka Trump took center stage, introducing her father at both previous conventions. He is our president and my father, Donald J. Trump. She served as an advisor to the president during his first term, working right above the Oval Office in the White House. Now she says she's had enough of politics. It's a pretty dark world. There's a lot of darkness, a lot of negativity, and