Who holds power and influence in the supermarket industry today? That's usually an easy answer: Wal-Mart, Kroger, Kraft, Coke and the like.
But food industry clout is also shifting to players that aren't retailers, suppliers or other members of the establishment. These outside participants are gaining more influence over everything from consumer behavior to industry mergers.
Who are these people? A number of them are highlighted in the SN Power 50 rankings in this issue (see P