(Kevin Lamarque/Reuters)

We knew that Karen Mills, the head of the Small Business Administration, was leaving the agency — she’d said as much, announcing in February that she was outta there, though she’d stay on until her successor was named. But now she’s confirmed that she’s leaving in August for posts at the Harvard Business School and Harvard’s Kennedy School of Government, our colleague J.D. Harrison reports.

What that means about who will take the reins of the agency isn’t clear. Could mean that the White House has a replacement on the horizon, or it could be that Mills just decided to duck out in time for the academic year, successor or no.

Also of note: SBA has the last open Cabinet-level spot in the second Obama term, and there’d been hope in many quarters that the president would settle on a candidate who would add some diversity to the mix.

Read the whole story here.