William Farfan-Rios (IMAGE) Washington University in St. Louis Caption William Farfan-Rios, a native of Cusco, Peru, and a postdoctoral research fellow of the Living Earth Collaborative at Washington University in St. Louis, knows first-hand how difficult it is to conduct field research in the Andes. Here, Farfan-Rios collecting a sample of the flowering plant <i>Clusia alata</i> in a forest plot in Manu National Park, Peru. Credit Miles Silman Usage Restrictions For editorial purposes 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.