Anna K Behrensmeyer Editor & Author

S. Kathleen Lyons is assistant professor in the School of Biological Sciences at the University of Nebraska-Lincoln and codirector of the Evolution of Terrestrial Ecosystems Program. She is coeditor of Animal Body Size: Linking Pattern and Process across Space, Time, and Taxonomic Group, also published by the University of Chicago Press. Anna K. Behrensmeyer is curator of vertebrate paleontology in the Smithsonian National Museum of Natural History's Department of Paleobiology and codirector of the Evolution of Terrestrial Ecosystems Program. She is coauthor of Fossils in the Making: Vertebrate Taphonomy and Paleoecology and Terrestrial Ecosystems through Time: Evolutionary Paleoecology of Terrestrial Plants and Animals, both published by the University of Chicago Press. Peter J. Wagner is associate professor in the Department of Earth and Atmospheric Sciences at the University of Nebraska-Lincoln.