Encyclopedia of Dinosaurs

Philip Currie is noted for many expeditions to sites in North and South America and Asia, particularly in China where he and others unearthed the "feathered" dinosaurs. He is currently the Curator of Dinosaurs at the Royal Tyrrell Museum of Palaeontology in Drumheller, Alberta, Canada, and an adjunct professor at the University of Calgary. He holds a doctorate from McGill University and is the author or co-author of nine earlier books on dinosaurs, as well more than 100 papers and articles. His work has been reported on by The New York Times, National Geographic, the PBS Nova series, Canadian Geographic, a CBS special on dinosaurs, and various other media.

Kevin Padian is Professor of Integrative Biology and Curator of Lower Vertebrates in the Museum of Paleontology, University of California, Berkeley. His doctorate is from Yale University. He is a frequently quoted authority in both the scientific and popular press on the subject of dinosaurs, particularly on the relationship of birds and dinosaurs. His previous publications include seven books as well as 60 technical papers and 60 general articles, and his research findings have been described in Time, National Geographic, The New York Times, Discover, Scientific American, and other media.