Scientists on Site (IMAGE) Virginia Tech Caption Ken Angielczyk of the Field Museum of Natural History, Sterling Nesbitt, an assistant professor of geosciences in the College of Science, and Michelle Stocker, an assistant professor of geosciences in the College of Science, work at the the Teleocrater dig site in Tanzania moments before the discovery was made by Roger Smith. Credit Photo by Christian Sidor. 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.