Simon is the author of multiple best-selling books including Start With Why (global bestseller), Leaders Eat Last (New York Times and Wall Street Journal bestseller), Together is Better (New York Times and Wall Street Journal bestseller), Find Your Why and The Infinite Game.

SInek revolutionized a new way for companies to think about leadership and inspiring corporate purpose. His 2009 TEDx talk “Start With Why” introduced his so-called golden circle model and the notion that “people don’t buy what you do, they buy why you do it”.

Sinek’s talk has been watched over 50M times and is third most watched TED Talk of all time.