Simon Sinek is an optimist, a teacher, a writer, and a public speaker who has given talks all over the world. His first four books were national and international bestsellers: Start With Why, Leaders Eat Last, Together is Better, and Discover Your Why. His first TED talk, which was based on the book Start With Why, is the third most-watched TED video of all time. StartWithWhy.com has more information about his work and how you can inspire those around you.