Ague, Jay J.: - Jay J. Ague is the Henry Barnard Davis Memorial Professor of Earth and Planetary Sciences at Yale University, and the Curator-in-Charge of Mineralogy and Meteoritics at the Yale Peabody Museum of Natural History. He studies fluid flow, chemical reactions, mass transfer, and heat transfer in Earth's lithosphere, focusing on the metamorphic and igneous rocks comprising the deep roots of mountain belts. He has given the Daly Lecture for the American Geophysical Union and is a fellow of the Geological Society of America, the Geological Society of London, and the Mineralogical Society of America. He was the lead editor of the American Journal of Science (1998 to 2008), and has served on the editorial boards of Chemical Geology, Geology, and the Journal of Metamorphic Geology.