2018 Hanna Gray Fellows (image) Howard Hughes Medical Institute Share Print E-Mail Caption The Howard Hughes Medical Institute (HHMI) today announced the selection of 15 outstanding early career scientists as HHMI Hanna Gray Fellows. Credit HHMI Usage Restrictions Must use credit. Share Print E-Mail 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.