Meet the Woman Who Could Turn Into the Digital Era's Ultimate Challenger Brand

Will Walmart's backing help unseat Amazon?

Liza Landsman loves a challenge. For the past year and a half, she's taken on a massive one: overseeing marketing, branding and analytics as chief customer officer of ecommerce startup as it attempts to compete with the retail Goliath that is Amazon. In August, Jet got some major firepower when it was bought by another retail giant, Walmart, to the tune of $3.3 billion.