Rebecca Blackwell/AP
Who is Roberta Jacobson, Washington’s ‘border czar’?
For Jacobson, a career in civil service culminated in a posting as U.S. ambassador to Mexico — until Biden asked her to return to the executive branch
When a new president is inaugurated, the changing-of-the-guard that commences at federal agencies across Washington, D.C., takes place at U.S. embassies around the world, too. It’s a Washington ritual: In many high-profile nations, the new president replaces his predecessor’s...
