Blake Caldwell (IMAGE) Virginia Tech Caption Blake Caldwell, a Virginia Tech Presidential Postdoctoral Fellow, has been published in Cell Reports for his epigenetic research. Credit Photo by Felicia Spencer for Virginia Tech. Usage Restrictions None 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.