When humans are trying to grasp a complicated concept or solve a problem, they might suddenly feel like they have gained a deeper understanding or think of something they had not thought of before.

German psychologist Wolfgang Köhler set up a famous experiment more than 100 years ago that changed how scientists understand animal intelligence and the power of insight — or spontaneous ...

"We found that individuals reporting the strongest ADHD symptoms relied significantly more on insight to solve problems," said Drexel co-author Hannah Maisano, a doctoral student in the College of ...

I begin by listing four quite striking, possibly counterintuitive findings from research on problem solving. 1. People who show the symptoms of ADHD—notably, a tendency to be easily distracted from ...

The findings, published in Personality and Individual Differences, show that people with strong ADHD symptoms, such as inattention, hyperactivity and impulsivity that can impair some aspects of daily ...