Harvard Earth and Planetary Sciences Seminar<br>
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<big><big><b>John G. Spray </b></big>
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Director - Planetary and Space Science Centre<br>
Canada Research
Chair in
Planetary Materials<br>
Department of Geology, University of New Brunswick 
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<i>Hypervelocity impact and planetary evolution: </i>
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<i>the good, the bad and the ugly</i> 
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April 4th - 11:00 am
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Faculty Lounge<span>&nbsp; </span>-
Hoffman Lab
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<br clear="all"><br>-- <br>Sarah T. Stewart-Mukhopadhyay<br>Asst. Professor of Planetary Science<br>Dept. of Earth &amp; Planetary Sciences, Harvard University<br>Office 617.496.6462 Lab 617.496.5782 Fax 617.384.8249<br>
<a href="mailto:sstewart@eps.harvard.edu">sstewart@eps.harvard.edu</a><br><a href="http://www.fas.harvard.edu/~planets/sstewart/">http://www.fas.harvard.edu/~planets/sstewart/</a><br><br>Assistant: Ben Tobin, <a href="mailto:tobin@eps.harvard.edu">
tobin@eps.harvard.edu</a>, 617-495-2350