Rajeev Nair — Co-founder and Chief Product Officer, Lifesight
Published:
A retailer could take 100,000 customers eligible for a personalized offer and randomly give the offer to half of them, while the other half see the standard price, then compare conversion, revenue and margin between the two groups. Suppose the personalized group converts at 8% and the control group at 7.5%. The retailer created a 0.5 percentage-point lift, but it also gave a discount to the other 92% of customers who didn’t convert. The business needs to understand whether the incremental sales and margin generated by the offer outweighed the revenue it gave up through discounting.
What does Rajeev Nair say on The Agile Brand podcast?
Rajeev Nair, Co-founder and Chief Product Officer, Lifesight, says: Rajeev Nair, co-founder and Chief Product Officer at Lifesight, explains that first-party data improves targeting but does not prove causality, so retail media attribution can overstate the value of ads. He recommends independent incrementality testing matched to the business decision, illustrates how attribution and incremental revenue differ with concrete examples, and advises CMOs to demand transparent methodology from retail media partners before renewing spend.
From: The Agile Brand podcast
Cite as: Rajeev Nair. (2026). On The Agile Brand podcast. Retrieved from https://research.agilebrandguide.com/insights/rajeev-nair-a-retailer-could-take-100000-customers-eligible-for-a-perso