Miss Hartigan is the definite highlight of this episode. I wish she had more screen time, rather than the whole “Is Jackson the Next Doctor” mystery, as she was so fierce, it would have been worth calling this episode “Mercy and the Cybermen”. I did like Jackson, but Miss Hartigan stole the show for me.

The Only Pictures of Michelle Obama With Elmo and Rosita You Need to See

There is widespread agreement that the position of first lady is both an anachronism and not something that can be done away with, because of the politics of the post and Americans’ affection for it.

The reasons it’s an anachronism are legion: As the current president has noted, the first lady has paid staff but is not paid herself, even when she devotes herself full-time to the most substantive sort of first ladying. She defaults into the post when her husband is elected, no matter who she is, but also has no real option to opt out of the role. The nation looks to her often to be a kind of national mater familias, if you will, focused on home-and-hearth issues—even if that’s never been her real area of professional focus. Meanwhile, the conflict-of-interest and security issues involved in her continuing to work outside the White House can make maintaining her own independent career impossible.

There’s also no question that Michelle Obama, who like her husband is an Ivy League-trained attorney, has performed the role with aplomb. She remains ridiculously popular, even as the president’s approval has sunk in tandem with that of the Republicans in Congress he’s been battling.

Read more. [Image: Yuri Gripas/Reuters]