character: Neil deGrasse Tyson
topic: Astrophysics and Public Understanding
grade: 12
subject: Chemistry
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character: Carl Sagan
topic: Science Communication
grade: 12
subject: Chemistry
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character: Bill Nye
topic: Science Advocacy
grade: 12
subject: Chemistry
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character: Stephen Hawking
topic: Theoretical Physics and Public Perception
grade: 12
subject: Chemistry
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