Notes on applied AI, consumer measurement, and what eighteen years of consumer insights work suggests about where the industry is headed. Posts here are my own. For published case studies under the Purchased brand, see Published Elsewhere below.
An empirical look at whether AI visibility actually moves purchase — and what one controlled experiment among 604 dog food buyers tells us about a budget decision the entire industry is making right now.
The following case studies were authored under the Purchased brand and remain canonical on purchased.com.
Why established brands must stay visible above the fold in AI-generated results — and what happens when they don't.
AI can sometimes generate misleading or inaccurate responses when queried about brands and products.
Learn how your company can measure the true impact of its digital ad spend by embracing an omnichannel approach.
Driving traffic to brand.com generates 44% more revenue per 100,000 shoppers than sending traffic to retailer.com.
How Purchased used a longitudinal test-and-control methodology to quantify brand and sales lift from a streaming platform holiday special sponsorship.