As a cultural movement, the Italian Renaissance affected only a small part of the population. Italy was the most urbanized region of Europe, but three quarters of the people were still rural peasants. For this section of the population, life remained essentially unchanged from the Middle Ages.
Although I enjoyed the book, The Hellbound Heart, the movie version, Hellraiser - with the awesomely cheesy blue and yellow 80's FX - is a bit better and mainly because it was more fully realized.
Fahrenheit 451 is based on a short story called The Fireman written by Bradbury in 1951 and later expanded into a full novel in 1953. The Fahrenheit 451 study guide contains a biography of Ray Bradbury, literature essays, quiz questions, major themes, characters, and a full summary and analysis.