Scientists
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Andrew Siemion
SETI
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Richard Simpson
Planetary Sciences
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Emilie Simpson
Planetary Sciences
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Gurmehar Singh
Computer Science
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Jeffrey Smith
Physics
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Pablo Sobron
Planetary Sciences
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Bill Sparks
Astronomy
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J Andy Spry
Biology
Simon Steel
Education and Public Outreach
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David Summers
Chemistry
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Jill Tarter
SETI
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Matthew Tiscareno
Solar System Dynamics