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Hypatia  

Michael A. B. Deakin

Alexandrian astronomer, mathematician, and philosopher, was the first woman mathematician of whose life and work we have reasonably detailed and secure knowledge. She was active as a public figure, taking a leading part in the civic affairs of Alexandria and also delivering popular lectures on philosophy: a Neoplatonist philosophy heavily influenced by mathematics. She also taught students the intricacies of technical mathematics and astronomy. Her public profile alone was probably distinguished enough to earn her a place in history, but this has been cemented by the lurid nature of her death. She died in 415, murdered by a crowd of Christian zealots who seized her, stripped her, and proceeded to dismember her and to burn her mangled corpse. Undoubtedly this further circumstance has served to keep her name alive.

Hypatia was the daughter of the mathematician Theon and taught both mathematics and philosophy in the then Greek city of Alexandria ...

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Lewis, Robert Benjamin  

Reginald H. Pitts

inventor, entrepreneur, and historian, was born in what is now Gardiner, Maine, the son of Matthias Lewis, a farm laborer of Mohegan Indian ancestry. Nothing is now known of Lewis's mother. Sometime after 28 July 1800 Lewis's father married Lucy Stockbridge of Pittston, Maine, the daughter of African slaves. It is not known whether this marriage legalized a longstanding relationship or was Matthias's actual second marriage.

Although little is known of Lewis's early life, it appears that he first went to sea in ships that worked the Atlantic rim and the coastal trade down to the Caribbean. It is known that Lewis wanted to become a missionary to Africa; after his death, his neighbors remembered, “it was said … that the Congregational Church in Hallowell [where Lewis moved around 1820 had in consequence of the intelligence he had manifested in youth obtained for him an ...