Publius Decius Mus, “The Flight 93 Election,” Claremont Review of Books, Sept. 5, 2016; Rosie Gray, “The Populist Nationalist on Trump’s National Security Council,” Atlantic, Mar. 24, 2017; Michael Warren, “The Anonymous Pro-Trump ‘Decius’ Now Works Inside the White House,” Weekly Standard, Feb. 2, 2017; Gray, “Behind the Internet’s Anti-Democracy Movement.”