Walden has served as interim chief marketing officer since March and will now serve in the position full-time, which includes overseeing one of Rite Aid's private brands.
Many Americans are skipping meals, and many shoppers are visiting more stores and using reward programs more frequently to save money on groceries, according to the latest data from dunnhumby.
DoorDash is making back-to-school shopping more affordable by offering discounts on orders over a certain amount at several retailers for a limited time.