K 3 (IMAGE) University of Missouri-Columbia Caption A sample containing one of the strategies Krishnaswamy is testing in her lab. Credit Sam O’Keefe/University of Missouri Usage Restrictions For media use. License Original 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.