Cardiac discovery (IMAGE) Virginia Tech Caption Zach Williams wanted to be a cancer researcher, but quick success in another area refocused his research on cardiovascular science. He was awarded a National Institutes of Health grant to fund his research for two years. Credit Clayton Metz/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.