I think Callista Gingrich is overqualified for this position. Since the Holy See as a nation is a pious fiction, I suggest we send Msgr. Guido Sarducci instead. Or Cubby from the Mouseketeers.

Most ambassadorships are gifts to friends, who get to go to embassy parties and have their picture taken before they retire. The handful who actually matter are chosen with greater care, but they still tend to be political contributors. Embassy staff do all the work.