Who's that with Pope Francis? The seven kinds of people you meet in a papal entourage.

The pope's entourage is about 100 people, which makes it less of a flock and more of a herd. No, His Holiness is not trailed by a stylist and personal trainer, although there is a papal physician and a few attendants in charge of wardrobe. When you're traveling as both a head of state and the leader of a 2 billion-member church, you need some helpers.