Google doodle pays a special tribute to the man behind the invention of printing, Johannes Gutenberg on the 21st anniversary of the Gutenberg Museum, which launched an exhibit on his life in the year 2000.
Johannes Gutenberg is a German printer, innovator and goldsmith. He started to make a living as a metalworker in the goldsmith trade. In the year 1439, he had introduced the concept of printing in Europe by discovering a movable-type printing process. His work was regarded as one of the major milestones in the world of printing. Besides the movable printing press, he also invented the use of oil-based ink for printing publications, wooden printing press, and adjustable molds. The arrival of this movable printing press, had introduced the idea of mass communication, which further brought about some significant changes to the world. Johannes Gutenberg invention has indeed revolutionized the process of book making in Europe, later it has spread to the entire world. By the end of the 16th century, there were about 200 million books that were printed.