Mari Docter currently serves as the Head of Analytics, Marketing Science at PHD since September 2025. Prior to this role, Mari was the SVP of Data and Innovation at NOVUS Media LLC from August 2024 to September 2025 and held the position of Analytics, Audience and Data Strategy Group Director/Senior Partner at GroupM from July 2020 to August 2024. Notably, Mari led the analytics and audience strategy for the Walgreens Covid Vaccine campaign, which earned an Effie's Gold award in 2022. Previous experience includes roles as Director of Experience Strategy at E15 Group, Associate Director at Digitas North America, Manager of Client Insights at Comscore, Marketing Insights and Analytics Associate at United Airlines, Account Services Executive at Nielsen, and Marketing Associate at The Bradford Group. Mari's educational background includes a B.S. in Marketing, International Business, and Spanish from Illinois State University.
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