Sarah Marzano is a Principal Analyst covering retail and commerce media at EMARKETER. Her coverage areas also include retail and ecommerce, seasonal and holiday shopping, and the impact of consumer-facing technology on the retail landscape. Previously, Sarah worked at L2 and Gartner as a retail analyst. She’s been quoted by major news organizations like Wall Street Journal, as well as prominent trade outlets including Adweek, Supermarket News, Ad Age and Modern Retail.