Margaret Cavendish, Duchess of Newcastle-upon-Tyne
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Margaret Lucas Cavendish, Duchess of Newcastle-upon-Tyne (born in 1623 and died on 15 December 1673) was an English aristocrat, philosopher, poet, scientist, fiction-writer, and playwright during the 17th century. She wrote on many topics, such as gender, power, manners, scientific method, and philosophy.