Associate Professor at Boston University Questrom School of Business
Influential academic whose research on advertising measurement and effectiveness shapes industry understanding. Frequently cited by AdTech practitioners and policymakers.
Last updated Mar 8, 2026 by jonholm
Garrett Johnson is a leading researcher in digital advertising economics and measurement. His work on ad effectiveness, incrementality, and advertising market structure is widely referenced in the industry. He has published groundbreaking research on advertising measurement challenges and platform economics.