1. Department of Earth and Environmental Sciences University of Michigan Ann Arbor MI USA
2. Institut des Géosciences de L’Environnement (IGE, Recently on sabbatical) Grenoble France
3. Laboratoire des Etudes en Géophysique et Océanographie Spatiale (LEGOS, Recently on sabbatical) Toulouse France
4. Department of Earth, Atmospheric, and Planetary Sciences Purdue University West Lafayette IN USA
5. Department of Physics and Astronomy Purdue University West Lafayette IN USA
6. Pacific Marine Environmental Lab National Oceanic and Atmospheric Administration Seattle WA USA
7. Atmospheric and Oceanic Sciences Program Princeton University Princeton NJ USA
8. Department of Mathematics University of Ghana Accra Ghana
9. School of Geography, Environment and Earth Sciences Victoria University of Wellington Wellington New Zealand
10. PALEOMAP Project Evanston IL USA
11. Geophysical Fluid Dynamics Laboratory National Oceanic and Atmospheric Administration Princeton NJ USA
12. University Corporation for Atmospheric Research Boulder CO USA