Light Bulb (IMAGE) Michigan State University Caption While some believe creativity is spontaneous, Michigan State University neuroscientist Jeremy Gray suspects there's a lot of hard work going on in the brain even when the proverbial light bulb going off feels effortless. Credit Michigan State University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.