Stephen R. Carpenter,^* E. Virginia Armbrust,^** Peter W. Arzberger,^*** F. Stuart Chapin,^**** James J. Elser,^***** Edward J. Hackett,^***** Anthony R. Ives,^* Peter M. Kareiva,^****** Mathew A. Leibold,^******* Per Lundberg,^******** Marc Mangel,^********* Nirav Merchant,^********** William W. Murdoch,^*********** Margaret A. Palmer,^************ Debra P. C. Peters,^{*************} Steward T. A. Pickett,^{**************} Kathleen K. Smith,^{***************} Diana H. Wall,^{****************} Ann S. Zimmerman<sup>*****************


*</sup>Stephen R. Carpenter (srcarpen@wisc.edu) is with the Center for Limnology, and Anthony R. Ives is with the Department of Zoology, at the University of Wisconsin in Madison.
^**E. Virginia Armbrust is with the Center for Environmental Genomics at the University of Washington in Seattle.
^***Peter W. Arzberger is with the National Biomedical Computation Resource, University of California, San Diego.
^****F. Stuart Chapin III is with the Department of Biology and Wildlife at the Institute of Arctic Biology, University of Alaska, Fairbanks.
^*****James J. Elser is with the School of Life Sciences, and Edward J. Hackett is with the Center for Nanotechnology in Society, at Arizona State University, Tempe.
^******Peter M. Kareiva is with the Nature Conservancy in Seattle, Washington.
^*******Mathew A. Leibold is with the School of Biological Sciences, Section of lntegrative Biology, at the University of Texas in Austin.
^********Per Lundberg is with the Department of Theoretical Ecology at Lund University, Sweden.
^*********Marc Mangel is with the Department of Applied Mathematics and Statistics at the Jack Baskin School of Engineering, University of California, Santa Cruz.
^**********Nirav Merchant is with Biotechnology Computing at the University of Arizona in Tucson.
^***********William W. Murdoch is with the Department of Biological Sciences at the University of California, Santa Barbara.
^************Margaret A. Palmer is with the Chesapeake Biological Laboratory at the University of Maryland Center for Environmental Sciences in Solomons.
^{*************}Debra P. C. Peters is with the US Department of Agriculture Jornada Experimental Range in Las Cruces, New Mexico.
^{**************}Steward T. A. Pickett is with the Gary Institute of Ecosystem Studies in Millbrook, New York.
^{***************}Kathleen K. Smith is with the Department of Biology at Duke University in Durham, North Carolina.
^{****************}Diana H. Wall is with the Natural Resource Ecology Lab at Colorado State University in Fort Collins.
^{*****************}Ann S. Zimmerman is with the School of Information at the University of Michigan, Ann Arbor.