Fifty Years After Gutenberg: How Europe Became a Completely Different World — A World History of Printing

Introduction — A World Transformed in a Single Generation

In the Europe of 1450, a single book was a fortune. A scribe needed years to copy one Bible, and the price of a book was often compared to that of a good house. By some estimates, all the books in Europe put together amounted to no more than a single neighborhood library of today.

Fifty years later, in 1500, printing shops had opened in more than 250 European cities, and by scholarly estimates several million — by some counts more than ten million — books had been printed. As one historian famously summed it up, more books were produced in the fifty years after the printing press than in the entire thousand years before it. The price of information collapsed within a single generation. What happens to a society when that occurs — for those of us living in the internet age, this question is anything but someone else's story.

What Gutenberg Actually Invented — Not the Type, but the System

Let us clear up one misconception first. Johannes Gutenberg was not the first inventor of "movable type." Movable type — individual characters combined and reused for printing — was first made from ceramic by Bi Sheng in 11th-century China, and the oldest extant book printed with metal movable type is the Jikji (Jikji Simche Yojeol), printed in Goryeo Korea in 1377. It predates Gutenberg's 42-line Bible (c. 1455) by 78 years, is inscribed in the UNESCO Memory of the World register, and is currently held at the National Library of France in Paris.

So what did the goldsmith-turned-entrepreneur of Mainz actually accomplish in the 1450s? He integrated scattered technologies into a mass-production system.

• Type casting: a punch struck a matrix, and alloy poured into a hand mould replicated the same letter quickly and in quantity. The lead-tin-antimony alloy cooled fast and resisted wear.
• Oil-based ink: existing water-based inks slid off metal, so he developed an ink of pigments ground in oil.
• The press: a screw press for squeezing wine grapes, adapted to print with uniform pressure.
• Capital and division of labor: a print shop, with its typefounders, compositors, and pressmen working in separate roles, came close to being the first modern factory in Europe. Gutenberg himself lost the business in a lawsuit with his investor Fust, but the system survived.

While metal movable type in East Asia remained a state-run affair (the official type foundry) devoted to small-batch precision printing, Gutenberg's system aimed at commercial mass reproduction from the start. The small character set of the alphabet (a few dozen letters versus tens of thousands of Chinese characters) was another decisive advantage. It is a recurring lesson in the history of technology: it is not the first invention that changes the world, but the system equipped with the conditions to spread.

The First Explosion — Luther, the First Media Star

The first event in which the social power of printing exploded was the Reformation. The 95 Theses that Martin Luther posted in Wittenberg in 1517 would, without the printing press, have ended as a theological quarrel in one university town. In reality they spread across the German-speaking lands within weeks, and across all of Europe within months.

Luther himself was a user who understood the nature of this medium precisely. He wrote in German, short and cheap, instead of Latin. An 8-to-16-page pamphlet could be printed in a day and cost about as much as bread. By some estimates a substantial share of everything printed in the German-speaking world in the 1520s came from Luther alone — he was, in effect, the first bestselling author in Europe. The Catholic rebuttals came out in Latin, long and heavy. The contest was decided by format before content.

Printing also shows why censorship suddenly became difficult. In the age of manuscripts, burning a few originals killed an idea. In the age of print, an edition had already scattered into thousands of copies, so a list of banned books tended to work as advertising instead. When the cost of circulating information falls, the cost of controlling it rises exponentially — the first demonstration of a pattern that would repeat with radio, the internet, and social media.

The Second Explosion — Science Becomes Able to Correct Its Errors

The relationship between the Scientific Revolution and printing is quieter but deeper. The historian Elizabeth Eisenstein distilled the core into three points.

Fixity. A manuscript is a medium in which errors multiply with every copy; knowledge degrades as generations pass. Printed copies are identical by the thousands, so for the first time it became possible to point out errors against a given edition and correct them in the next — cumulative improvement. It is exactly the logic of software version control today.

Trustworthy tables and images. Astronomical tables, anatomical drawings, and maps were the kinds of information most badly mangled in copying. Print reproduced figures and plates exactly as in the original, at scale — and it is no coincidence that Copernicus (On the Revolutions of the Heavenly Spheres, 1543) and Vesalius (On the Fabric of the Human Body, the same year) published in the same year.

Cross-comparison. Once a scholar could lay several editions and several authors side by side on one desk, the contradictions among authorities became visible. The moment Ptolemy sits next to observational data, the sense that "the old books can be wrong" begins to grow. The unit of knowledge shifted from recitation to collation.

Side Effects — Standardized Language, Eyeglasses, and Information Overload

The second-order effects of printing surfaced in even more unexpected places.

Language became fixed. Publishers wanted larger markets, so they picked one regional dialect and printed it in standardized spelling. This driving force, which Benedict Anderson called print capitalism, produced standard German, standard French, and the English of the King James Bible, and nurtured among people reading print in the same language an imagined community of "us" — the national consciousness of later times.

The eyeglasses industry grew. Once there was plenty to read, presbyopia became a social problem and demand for spectacles exploded. The accumulated craft of lens grinding led, a century later, to the telescope (1608) and the microscope. Books, in a sense, let humanity see stars and cells.

And the complaining began. Scholars lamented that "there are so many books that choosing is a torment," critics despaired that trashy print was ruining minds, and curation tools such as digests and indexes were invented. The sixteenth-century discourse on information overload overlaps sentence by sentence with the social media debates of today. Every time a new medium arrives, humanity worries the same worries and, in the end, adapts by inventing filters. Bibliography, encyclopedias, and peer review in scholarly journals are all chapters in the history of those filters.

Closing — We Are Living Through a Second Gutenberg Moment

Let us sum up. When the cost of copying information collapsed — the monopoly of authority broke down (the Reformation), cumulative improvement of knowledge became possible (the Scientific Revolution), language and identity were reorganized (print capitalism), and an arms race between information overload and filters began (indexes and censorship). Now reread those four clauses with "printing" replaced by "the internet." They become a table of contents for everything we have witnessed over the past 30 years.

History offers one consolation as well. Europe right after the printing press was chaos itself — wars of religion, fake books of prophecy, and witch-hunt pamphlets came off the very same presses. The first generation of a new medium always meets the flood, and the next generation builds the levees. If you feel fatigue amid the flood of information today, it may be a sign that civilization is in the middle of building its levees. The personal craft of designing filters continues in how to guard your attention, and the craft of accumulating knowledge in retrieval practice.