Gutenberg Press: A revolutionary printing press invented by Johannes Gutenberg in the 15th century that used movable type, which greatly sped up the process of printing and allowed for the mass production of books.
Humanism: An intellectual movement during the Renaissance that emphasized the study of classical texts and the importance of human potential and achievements, heavily supported by the availability of printed books.
Reformation: A religious movement in the 16th century that sought to reform the Catholic Church and led to the creation of Protestant churches, significantly fueled by the spread of printed materials that circulated new religious ideas.