PHILADELPHIA — Shawn Hebb may have one of America’s toughest jobs: convincing people that Whole Foods Marketcan be an economical place to shop.

This week, leading five customers through a store here, he breezed past the triple cream goat cheese, $39.99 a pound, and the fresh tuna, $19.99 a pound, to focus on the merits of beans, chicken thighs and frozen fish.

Then he held up a $1.50 package of tofu. “It looks gross but it’s delicious,” he said.

Whole Foods Market is on a mission to revise its gold-plated image as consu…”

And here’s the rest of Andrew Martin’s NY Times article.