J'Tia Hart (IMAGE) DOE/Argonne National Laboratory Caption J'Tia Hart has been named to Crain's Chicago Business's "40 Under 40" list for 2019. Credit Argonne National Laboratory Usage Restrictions None 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.