Chances are good that you’ve heard of Simon Sinek. Sinek is an accomplished author, trained ethnographer, sought-after motivational speaker, and visionary thinker. He’s done TED Talks, has an astronomically popular YouTube channel, and has written multiple bestselling books including Start with Why and Leaders Eat Last. Sinek is also one of the accepted leaders on inter-generational relations, especially working with Millennials and young professionals.