In this era of social conservatism, the so-called mommy wars, and renewed cultural clashes about gender, work, and “family values,” it’s hardly surprising that nanny narratives are making a comeback. Faster than you can say “supercalifragilisticexpialidocious,” nannies have popped up in movies (Uptown Girls) and bestselling novels (The Nanny Diaries, I Don’t Know How She Does It), as characters on tv shows (Friends, Kevin Hill, Desperate Housewives), and even as a subgenre of reality tv (Nanny 911, Supernanny).