HOW TO DESIGN
A GEOGRAPHIC RANDOMIZED CONTROLLED TRIAL

A DETAILED GUIDE TO “ROLLING THUNDER” AND OTHER TRANSPARENT, UNBIASED AND REPLICABLE TECHNIQUES FOR MEASURING INCREMENTAL ADVERTISING IMPACT WITH EXPERIMENTAL DESIGN

Transform your advertising measurement with gold-standard experimental methods that deliver reliable evidence of true incremental sales impact.

Why This Guide Matters:

  • Complete Implementation Framework - 50+ pages of detailed, step-by-step instructions for designing, executing, and analyzing geographic experiments

  • Proven Statistical Techniques - Based on hundreds of successful experiments with Fortune 500 advertisers

  • Practical Code Examples - Ready-to-implement Python code for randomization, power analysis, and statistical testing

  • Innovative "Rolling Thunder" Design - Our multi-armed, stepped approach delivers superior statistical power and natural balance without complex adjustments

Key Benefits:

  • Higher Statistical Power - Detect smaller effects with greater confidence

  • Simpler Implementation - No need for user-level tracking, cookies, or clean rooms

  • Greater Accuracy - Avoid the systematic overstatement common in attribution, synthetic controls and observational methods

  • Cross-Channel Measurement - Works for all media: digital, TV, radio, OOH, and more

  • Privacy-Compliant - Uses only aggregated, non-PII data (ZIP codes)

  • Future-Proof - Independent of platform changes or tracking restrictions

Who Should Read This:

  • Advertisers seeking accurate return on ad spend (ROAS) measurement

  • Media companies looking to prove their true incremental value

  • Analytics teams implementing experimental measurement programs

  • Agencies advising clients on marketing effectiveness