If a book was published 600 years ago, it would have been copied out by hand by a scribe in a monastery and probably would have taken months to produce. But thanks to Johann Gutenberg in the fifteenth century, modern printing was born and nowadays it can take only a few seconds to print a book. Gutenberg invented the printing press as well as a new type of ink and a new way to cast type. Learn the incredible story of Johann Gutenberg and the history of early printing and publishing.