The topic of personalization is a popular topic for marketers these days. But can it be achieved at scale? This was the big question at last week’s Marketing Week roundtable. Participants discussed their challenges and provided valuable insights on issues such as: How much data is enough? What strategies get results? And most importantly, how do we measure the return on our efforts? Learn more about achieving personalization at scale from companies like Amazon, Tempur Sealy and Skyscanner.