Michelle Tucker is a senior marketing leader and CMO specializing in driving commercial growth through data, AI, and customer experience transformation. Currently Head of Digital & CRM at AstraZeneca, she leads large-scale digital and MarTech initiatives that turn complex ecosystems into measurable business outcomes. With deep experience across global brands and high-growth businesses, Michelle has built and scaled end-to-end customer journeys that drive acquisition, conversion, and retention. She is known for modernizing marketing technology stacks, embedding data-led decision-making, and aligning brand, sales, and digital to unlock new revenue streams.