That's because your neural activation is higher from the day's events and your brain starts transitioning into a sleep state that increases theater brainwaves.

Theater Brain waves have been linked to the creative mind set that often sets in before sleep stuck on an intractable problem.

Think about it before bed and you're more likely to get a fresh insight.

Ted and Marriott hotels have partnered to provide a playlist of Ted talks that will inspire you before those theater waves kick in.