Susie Wiles, the new White House chief of staff ... During his first administration, Trump went through four chiefs of staff. According to the AP, a chief of staff serves as the president ...

Chief of Staff Susie Wiles could make or break Trump's second term. NPR's Ailsa Chang speaks with Chris Whipple, author of The Gatekeepers: How the White House Chiefs of Staff Define Every Presidency.

During the 2016-17 transition from then-President Barack Obama to Trump ... support the incoming administration. Separately, Susie Wiles, Trump's White House chief of staff was seen in the ...