KEHEW, Alan E., Department of Geosciences, Western Michigan University, Kalamazoo, MI 49008, alan.kehew@wmich.edu, alan.kehew@wmich.edu

PIOTROWSKI, Jan A., Department of Geoscience, Aarhus University, Aarhus, 8000, Denmark, jan.piotrowski@geo.au.dk, jan.piotrowski@geo.au.dk

FISHER, Timothy G., Department of Environmental Sciences, University of Toledo, Toledo, OH 43606, LEPPER, Kenneth, Department of Geosciences, North Dakota State University, P.O. Box 6050, Dept. 2745, Fargo, ND 58108-6050 and LOWELL, Thomas V., Department of Geology, University of Cincinnati, Cincinnati, OH 45221, timothy.fisher@utoledo.edu, timothy.fisher@utoledo.edu

CURRY, Brandon, Illinois State Geological Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, Champaign, IL 61820 and HAJIC, Edwin R., Landscape History Program, Illinois State Museum, 1011 E. Ash St, Springfield, IL 62703, b-curry@illinois.edu, b-curry@illinois.edu

CARSON, Eric C.¹, HANSON, Paul R.², ATTIG, John W.¹ and YOUNG, Aaron R.³, (1)Department of Environmental Sciences, Wisconsin Geological and Natural History Survey, 3817 Mineral Point Road, Madison, WI 53705, (2)School of Natural Resources, University of Nebraska-Lincoln, 3310 Holdrege Street, Lincoln, NE 68583, (3)School of Natural Resources, University of Nebraska-Lincoln, Lincoln, NE 68583-0996, eccarson@wisc.edu, eccarson@wisc.edu

LOOPE, Henry M.¹, MASON, Joseph A.², KNOX, James C.¹, GOBLE, Ronald J.³, HANSON, Paul R.⁴, YOUNG, Aaron R.⁵ and CURRY, Brandon⁶, (1)Department of Geography, University of Wisconsin-Madison, 550 N. Park St, 160 Science Hall, Madison, WI 53706, (2)Department of Geography, University of Wisconsin-Madison, 160 Science Hall, 550 N. Park St., Madison, WI 53706, (3)Department of Earth and Atmospheric Sciences, University of Nebraska-Lincoln, 214 Bessey Hall, Lincoln, NE 68588, (4)School of Natural Resources, University of Nebraska-Lincoln, 3310 Holdrege Street, Lincoln, NE 68583, (5)School of Natural Resources, University of Nebraska-Lincoln, Lincoln, NE 68583, (6)Prairie Research Institute, Illinois State Geological Survey, Champaign, IL 61820, loope@wisc.edu, loope@wisc.edu

RITTENOUR, Tammy M., Department of Geology, Utah State University, 4505 Old Main Hill, Logan, UT 84322, tammy.rittenour@usu.edu, tammy.rittenour@usu.edu

TORNQVIST, Torbjörn E., Earth and Environmental Sciences, Tulane University, 6823 St. Charles Ave, New Orleans, LA 70118, SHEN, Zhixiong, Department of Earth and Environmental Sciences, Tulane University, 6823 St. Charles Ave, New Orleans, LA 70118, AUTIN, Whitney J., Department of the Earth Sciences, State University of New York College at Brockport, Brockport, NY 14420 and MAUZ, Barbara, School of Environmental Sciences, University of Liverpool, Liverpool, L69 7ZT, United Kingdom, tor@tulane.edu, tor@tulane.edu

WILLIAMS, Carlie¹, BROWN, Elizabeth A.², HASTINGS, David W.³, LOWELL, Thomas V.⁴, SHEVENELL, Amelia E.¹ and FLOWER, Benjamin P.¹, (1)College of Marine Science, University of South Florida, St. Petersburg, FL 33701, (2)College of Marine Science, University of South Florida, 140 7th Avenue S, St. Petersburg, 1205, Switzerland, (3)Collegium of Natural Sciences, Eckerd College, St. Petersburg, FL 33711, (4)Department of Geology, University of Cincinnati, Cincinnati, OH 45221, cwilliams@mail.usf.edu, cwilliams@mail.usf.edu

CARLSON, Anders E., Geoscience, University of Wisconsin-Madison, 1215 West Dayton, Madison, WI 53706 and CLARK, Peter U., College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331-5506, acarlson@geology.wisc.edu, acarlson@geology.wisc.edu