Sam Bard Treiman (May 27, 1925 – November 30, 1999) was an American theoretical physicist who produced research in the fields of cosmic rays, quantum physics, plasma physics and gravity physics, he was a student of Enrico Fermi,  an Italian physicist and the creator of the world's first nuclear reactor, called what?
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Answer: Chicago Pile-1


Are both Eriostemon and Selaginella considered genus cliassifications?
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Answer: yes


Henry Gabriel Cisneros followed what Texas Revolutionary figure as a Latino mayer of a major American city?
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Answer: