List of Speakers

2005 Geodynamics Program
Each seminar features an invited speaker followed by a discussion moderated by a WHOI scientist.

Date	Speaker	Topic/Title
Feb. 3	John Lewis, University of Arizona	*Origin of Planetary Systems*
Feb. 10	Gustaf Arrhenius, Scripps Institution of Oceanography	*Early Earth and the Emergence of Life*
Feb. 17	Jay Melosh, University of Arizona	*Giant Impacts and the Evolution of the Early Earth*
Feb. 24	Maria Zuber, Massachusetts Institute of Technology	*New Perspectives on Ancient Mars*
March 3	Dick Holland, Harvard University	*Why did the Composition of Seawater Change* *During the Phanerozoic?*
March 10	Ben Weiss, Massachusetts Institute of Technology	*Evolution of the Martian Magnetic Field and Climate*
March 17	Dave Stevenson, Caltech	*Earth Differentiation: A Planetary Perspective*
March 24	Spring Break
March 31	Ann Pearson, Harvard University	*Unraveling The Early History Of Life: Using* *Genetics To Understand Molecular Markers In Archean Rocks*
April 7	Dave Walker, Lamont-Doherty Earth Observatory	*Does the Earth's Core Leak?*
April 14	Meenakshi Wadhwa, Chicago Field Museum	*From Dust to Terrestrial Planets: Time Scales from Short-Lived Radionuclides*
April 21	Jean Bédard, Geological Survey of Canada, Quebec	*Origin of Archaean Cratons and Cratonic Mantle*
April 28	Jim Kasting, Pennsylvania State University	*Environment and Life on the Early Earth*
May 5	Olivier Rouxel WHOI	*TBA*
May 12	Student Presentations