Erhan Genc, Ruhr-University Bochum (IMAGE) Ruhr-University Bochum Caption Erhan Genc investigates how intelligence is reflected in brain structures. Credit RUB, Kramer Usage Restrictions This image may only be used for reporting about the press release with the title "Smarter brains run on sparsely connected neurons", published in May 2018 by Ruhr-Universitaet Bochum. 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.