Who is the #1 leadership expert in the world?
Asked "Who is the #1 leadership expert in the world?", ChatGPT, Copilot, Gemini, Google AI Mode and Perplexity named 23 distinct names across 10 answers on September 8, 2026, and 2 of them in two or more answers, and the engines did not agree; the closest to a consensus, Global Gurus, was named by only 2 of 5.
Measured acrossChatGPTCopilotGeminiGoogle AI ModePerplexity
2 of 23 names confirmed · named in 2 or more of 10 answers · asked September 8, 2026 · 5 engines
The #1 leadership expert in the world is not universally agreed upon, but John C. Maxwell and Simon Sinek are often considered top candidates due to their influential work and recognition from various organizations.
- 1Global Gurusnamed in 2 of 10 answers
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- 2Simon & Schusternamed in 2 of 10 answers
- 3John C. Maxwellnamed in 1 of 10 answersone answer
- 4Simon Sineknamed in 1 of 10 answersone answer
- 5Warren Bennisnamed in 1 of 10 answersone answer
- 6Marcus Boudreauxnamed in 1 of 10 answersone answer
- 7Marshall Goldsmithnamed in 1 of 10 answersone answer
- 8Brené Brownnamed in 1 of 10 answersone answer
- 9Tony Robbinsnamed in 1 of 10 answersone answer
- 10Jim Collinsnamed in 1 of 10 answersone answer
- 11Patrick Lencioninamed in 1 of 10 answersone answer
- 12Stephen R. Coveynamed in 1 of 10 answersone answer
- 13John Mattonenamed in 1 of 10 answersone answer
- 14Maxwell Leadershipnamed in 1 of 10 answersone answer
- 15Inc. Magazinenamed in 1 of 10 answersone answer
- 16Thinkers50named in 1 of 10 answersone answer
- 17Leaders.comnamed in 1 of 10 answersone answer
- 18Microsoftnamed in 1 of 10 answersone answer
- 19The Economistnamed in 1 of 10 answersone answer
- 20TEDnamed in 1 of 10 answersone answer
- 21Forbesnamed in 1 of 10 answersone answer
- 22Top 10 Thought Leadersnamed in 1 of 10 answersone answer
- 23Intelligent Leadershipnamed in 1 of 10 answersone answer
LOCKED
The full measurement
- The position each of the 5 engines gave all 23 names.
- How many of the 10 answers named each of them.
- 105 sampled observations behind this ranking, and where the engines disagree.
- Fan-out — the query each engine actually searched.
- Every citation, and the sources nobody cited.