About the Author

William E. Doolittle is the Erich W. Zimmermann Regents Professor in Geography and the Chairman of the Department of Geography at The University of Texas at Austin and author of Cultivated Landscapes of Native North America. James A. Neely is Professor Emeritus of Anthropology and Archaeology at The University of Texas at Austin and the author of several publications on water management and irrigation in the American Southwest, Pueblo and Oaxaca in Mexico, and the Deh Luran Plain of Iran.