Scientists resurrect marvelous prehistoric creatures in a Colorado mountain paradise... but an ancient power doesn't want their mission to succeed...

Douglas Preston is the author of over forty books, both fiction and non-fiction, twenty-nine of which have been New York Times bestsellers. He has worked as an editor at the American Museum of Natural History and taught nonfiction writing at Princeton University. He is the recipient of numerous writing awards in the US and Europe. He currently serves as president of the Authors Guild.