Iosif Taleb (IMAGE) University of Utah Health Caption Iosif Taleb, M.D., first author on the study. Credit Charlie Ehlert/ University of Utah Health. Usage Restrictions Credit image creator. 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.