Simon Oliver Sinek (born October 9, 1973) is a British-born American author and motivational speaker. He is the author of five books, including Start With Why (2009) and The Infinite Game (2019). - from Wikipedia
Simon Oliver Sinek (born October 9, 1973) is a British-born American author and motivational speaker. He is the author of five books, including Start With Why (2009) and The Infinite Game (2019). - from Wikipedia