Jim Collins is the author of 8 books that have together sold 10+ million copies worldwide, including Good to Great, Good to Great and the Social Sectors, Built to Last, How the Mighty Fall, Great by Choice, and his newest work, Turning the Flywheel.
Matthew Walker is Professor of Neuroscience and Psychology at the University of California, Berkeley, and Founder and Director of the Center for Human Sleep Science. Check out his book "Why We Sleep: Unlocking the Power of Sleep and Dreams" on Amazon.
Sleep - it's important. You know it, I know it, we all know it. But sometimes, it's not that easy. It's hard for Type A personalities to wind down at the end of the night. What do the top performers use for help?