About the Author
Dr. Dean Jacobsen has a permanent position as Associate Professor in freshwater ecology at the Freshwater Biological Section, Department of Biology, University of Copenhagen, Denmark. Since 1994 he has been doing a large part of his research in Andean streams in Ecuador, in addition to projects in other high places such as Bolivia, Peru, and Tibet. His work has focused on biodiversity, community ecology, eco-physiology, bio-assessment, climate change, and glacialinfluence, with benthic fauna as a model system. He has published more than 100 peer-reviewed papers, book chapters, popular dissemination, and reports. Dr. Olivier Dangles has a permanent position as a director of investigations in ecology and development at the French Institute for Research and Development (IRD). He has a broad interest in community ecology, biodiversity conservation, and sustainable development in both natural and cultivated systems. Over the last ten years, he has focused his research on biodiversity dynamics in the face of climate change in the tropical Andes, mainly Ecuador and Bolivia where he has worked for 9 and 2years, respectively. He has more than 100 publications in peer-reviewed journals and has contributed to 3 books.