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History
- Published online November 12, 2012.
Copyright & Usage
© 2012 American Journal of Science
Author Information
- John C. Ridge*,†,
- Greg Balco**,
- Robert L. Bayless***,
- Catherine C. Beck§,
- Laura B. Carter§§,
- Jody L. Dean*,
- Emily B. Voytek§§§ and
- Jeremy H. Wei‡
- * Department of Earth and Ocean Sciences, Tufts University, Medford, Massachusetts 02155
- ** Berkeley Geochronology Center, 2455 Ridge Road, Berkeley, California 94709
- *** Continental Resources, PO Box 269000, Oklahoma City, Oklahoma 73126
- § Department of Earth and Planetary Sciences, Rutgers University, New Brunswick, New Jersey 08854
- §§ School of Earth Sciences, University of Bristol, Wills Memorial Building, Queens Rd., Bristol, United Kingdom BS8 1RJ
- §§§ Large Lakes Observatory and Department of Geological Sciences, University of Minnesota Duluth, Duluth, Minnesota 55812
- ‡ Department of Geosciences, University of Massachusetts, Amherst, Massachusetts 01003-9297
- ↵†Corresponding author: jack.ridge{at}tufts.edu