Gutenberg invented the device that made mass literacy possible — then lost his printing press to a lawsuit and died with barely a mention of his own name in any book he printed.
Johannes Gutenberg invented the movable-type printing press around 1440 in Mainz, Germany — a technology so transformative that journalists voted him 'man of the millennium' in 1999. Before his press, a single Bible took a scribe a full year to copy by hand. Gutenberg could print 180 copies in a matter of months.
The press didn't emerge from a flash of inspiration. Gutenberg spent years secretly developing his method, reportedly using a business cover story about making polished metal mirrors for pilgrims. He kept his real project so secretive that when a partner died, Gutenberg had to buy out the heirs before they could discover what he was actually building.
To finance the famous 42-line Gutenberg Bible, Gutenberg borrowed 1,600 guilders from a wealthy moneylender named Johann Fust. When the project ran over budget, Fust sued — and won. The court handed Fust control of Gutenberg's printing workshop, his equipment, and the Bibles themselves, just as they were ready to sell.
Gutenberg never put his name on a single book he printed. He left no autobiography, no letters describing his invention, no clear record of how his press actually worked. Everything historians know about him comes from legal documents — lawsuits, inheritance records, and court proceedings.
The Gutenberg Bible sold for 30 florins per copy — roughly three years' wages for a clerk. It sounds expensive, but a hand-copied manuscript Bible took a skilled scribe more than a year to produce and cost far more. Within a generation, books went from luxury objects to common goods.
Gutenberg's technology triggered the Reformation. Martin Luther's Ninety-Five Theses were printed and distributed across Germany within weeks of being posted in 1517 — something impossible in a hand-copied world. One of Gutenberg's first commercial print jobs had been papal indulgences, the very thing Luther was protesting.
48 substantially complete copies of the Gutenberg Bible survive today, making it one of the best-preserved early printed books in history. In 1987, a single page sold for $74,000. A complete copy is estimated to be worth over $35 million.