It's no secret that lack of sleep can interfere with our lives. So, how important are healthy sleep patterns to the brain? And can we harness the restorative power of sleep while we're awake? Cognitive neuroscientist and author of The Power of the Downstate, Sara Mednick, PhD, talks about the positive effects of sleep and the downstate on our bodies, including improving perception, our creativity, and enhancing our understanding of the world around us.