Niels Chr. Hansen (IMAGE) Ohio State University Caption New research led by Niels Chr. Hansen of The Ohio State University highlights the important role of the instrumental solo in conveying sadness. Credit The Ohio State University Usage Restrictions credit The Ohio State University 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.