Proof Positive Subscribe to the Central Control Newsletter Join our growing community of marketers, media sellers, and researchers for measurement tips, expert analysis, and practical insights for using paid media experiments to demystify incremental return on ad spend (iROAS). All killer, no filler. Email Address Sign Up We respect your privacy. Thank you! ArchiveFeel free to read through the archives. Featured articles from the newsletter are included in our blog, and third-party research is provided here. You can also follow us on LinkedIn for incremental insights. Vol. 7: Hiearchy of Ad Evidence Vol. 6: How to Design Geo RCT Vol. 3: Why Geo RCT Is Best Vol. 5: Training AI on Bad ROI Vol. 2: Recession Proof Ad Mix Vol. 4: Gain Share with RCT Vol. 1: RCT for Media Survival