Fyodor Dostoyevsky, commonly known as Fyodor or Fedor, was a Russian novelist, short story writer, essayist, and philosopher. He is widely regarded as one of the greatest and most influential authors of all time. His works explore human psychology in the troubled political, social, and spiritual atmosphere of 19th-century Russia. His most famous works include Crime and Punishment, The Brothers Karamazov, and The Idiot.