Wilko Graf von Hardenberg is a Senior Research Scholar at the Max Planck Institute for the History of Science in Berlin, Germany, where he coordinates the working group ‘Art of Judgement’. He holds a PhD in geography from the University of Cambridge, UK, and has worked at the University of Wisconsin-Madison, USA, the Rachel Carson Center, Munich, Germany, and the University of Trento, Italy.  Matthew Kelly teaches history at Northumbria University, UK, where he is helping to establish the environmental humanities as a broad area of research and teaching within the university. He was an Associate Professor at the University of Southampton, UK, and a Fellow of the Rachel Carson Center, Munich, Germany. Claudia Leal holds a PhD in geography from the University of California at Berkeley, USA, and is Associate Professor in the Department of History at Universidad de los Andes in Bogotá, Colombia. She was a Fellow of the Rachel Carson Center, Munich, Germany, and Co-president of the Latin American and Caribbean Society for Environmental History. Emily Wakild teaches Latin American and Environmental History at Boise State University in Idaho, USA. Her current projects include a primer on teaching environmental history and a monograph on the social and ecological regions of Amazonia and Patagonia.