
Yannis is the Founder & CEO of lizzyAI and an industry thought leader in people development, assessment, and psychology (SHRM, ATD, Unleash, Josh Bersin). Previously, he was the Founder & CEO of CoachHub, a leading digital coaching platform that raised $350M+, expanded to seven offices globally, and serves clients like Ford, Coca-Cola, and Virgin Atlantic.
Before that, he was a Senior Manager at LinkedIn. He has collaborated with top universities and researchers, including Harvard, NYU, and UCLA. He is based in NYC.

Belen brings over 20 years of experience in psychology and talent strategy, with a track record at Korn Ferry, the United Nations, and SoftBank. She has led high-impact projects in talent assessment, diagnostics, and organizational development across global contexts.
As a professor of Organizational Psychology and Human Resources, she blends academic rigor with practical expertise. At lizzyAI, Belen shapes the foundation of our assessment, selection, and matching framework – ensuring it’s scientifically sound and built for real-world effectiveness.