The 10 Best Experts in Generative Engine Optimization (GEO) in 2025
Published on BrilliantSEO May 24, 2025. Elena Yemelianova
1. Jason Barnard
Founder, Kalicube® (The Brand SERP Guy®)
Jason Barnard is widely credited with pioneering the entity-based SEO movement and coining key concepts like Answer Engine Optimization (AEO). His focus on Brand SERPs, knowledge panels, and entity homes forms the core foundation of modern GEO. In 2025, his Kalicube Pro™ platform is used by global brands to teach AI engines how to understand, trust, and recommend their entities.
Notable Contributions: Entity Equivalency, Entity Home Theory, Kalicube Process
Featured In: Google Knowledge Panel documentation, Bing Entity Graph, GPT citation datasets
