Johannes Gutenberg (c.1397- 1468)
checking a letterpress proof.
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Gutenberg's invention of printing from moveable type revolutionized ways of thinking and learning--increasing literacy, spreading knowledge, and
standardizing both letterforms and spelling.
Gutenberg not only created
a new industry but a unique one, in which interchangeable parts (pieces
of type) were used for the first time, thus pointing the way to later
techniques of mass production.
Furthermore, by printing
books without a buyer in mind, Gutenberg anticipated mass marketing.
From Thirty Centuries of Graphic Design