Creativity is the ability to come up with new and original solutions to problems. It is characterized along a dipole spectrum, with the opposing ends defined as convergent and divergent thinking. Previous studies have provided evidence that various cognitive functions and insight into non-verbal problems can be enhanced using non-invasive brain…

This work is part of the debate regarding the possibility to judge the creativity of a particular object (an idea, a painting, an industrial product, etc.), by expert or nonexpert raters, with the same results or not. The study is focused on the concept "complexity of judgment" considered fundamental to fully understand the problem. The…