Isaac Asimov was an American writer and professor of biochemistry at Boston University. He was known for his works of science fiction and popular science. Asimov was a prolific writer who wrote or edited more than 500 books and an estimated 90,000 letters and postcards. His books have been published in 9 of the 10 major categories of the Dewey Decimal Classification.
Anton Pavlovich Chekhov was a Russian playwright and short-story writer, who is considered to be among the greatest writers of short fiction in history. His career as a playwright produced four classics, and his best short stories are held in high esteem by writers and critics. Along with Henrik Ibsen and August Strindberg, Chekhov is often referred to as one of the three seminal figures in the birth of early modernism in the theatre. Chekhov practiced as a medical doctor throughout most of his literary career: "Medicine is my lawful wife", he once said, "and literature is my mistress."
John Emerich Edward Dalberg-Acton, 1st Baron Acton, KCVO DL , was an English Catholic historian, politician, and writer. He was the only son of Sir Ferdinand Dalberg-Acton, 7th Baronet and a grandson of the Neapolitan admiral Sir John Acton, 6th Baronet. From 1837 to 1869 he was known as Sir John Dalberg-Acton, 8th Baronet.