Dominant Social Theme: Cautiously, but effectively, Yellen manages the economy.

Free-Market Analysis: The main meme of the media these days when it comes to the Fed has to do with "successful caution." Yellen is to be portrayed as a successful commander who leads with an abundance of care.

The idea is she waited until she was absolutely sure of the economy's gathering force before she hiked. And now that she has, she's going to continue to be careful.

Here's more:

A labor economist who worries about many Americans' still-precarious financial condition, she has been in no rush to end that stimulus, taking care to satisfy herself that the economy could cope with the Fed's withdrawal of "easy" money.

... Yellen, 69, made sure to signal her plans to the capital markets, so no one was surprised. Nevertheless, her primary consideration always was that the Fed shouldn't act until economic data showed it was safe ... While her prudence seemed unwarranted to some, Yellen has said she wanted to be sure the economy wouldn't suffer from premature removal of its monetary intravenous feed.