Robert Slater is a business biographer who has written books on American business leaders, including Jack Welch, Bill Gates, Michael Ovitz, and Donald Trump. He also worked from 1976 to 1996 as a reporter in Time magazine's Jerusalem bureau. Slater is the author of No Such Thing as Over-Exposure: Inside the Life and Celebrity of Donald Trump. His latest book is an updated, revised edition of his 1996 best-selling biography of George Soros, SOROS: The World's Most Influential Investor.

As Trump’s casino business crumbles, his longtime biographer Robert Slater talks with the mogul about the state of his empire—and cuts through the relentless spin machine.