Maybe you've built a few hundred yourself.
But the humble slide deck, that rectangle of bullet points and stock photos, carries a stranger and more revealing history than almost any tool in American office life.
The story starts with a man named Robert Gaskins, who in the mid-1980s was working at a small software company in Sunnyvale, California.
Gaskins noticed something odd: business presentations existed, but creating them was a nightmare of transparencies, photocopiers, and hand-drawn charts.
He pitched a radical idea to his bosses—build software specifically for making slides.
He did it anyway, and that product became PowerPoint.
Microsoft bought it in 1987 for $14 million.
What most people don't know is that PowerPoint wasn't just a product launch.
It was the moment visual communication became industrialized, standardized, and—according to some critics—intellectually hollowed out.
Edward Tufte, the legendary statistician and information design guru, wrote a scathing essay in 2003 called "The Cognitive Style of PowerPoint." His verdict was brutal.
He argued the software's default templates and bullet-point structure actually damaged the quality of thought, reducing complex ideas to fragments that fit neatly on a screen.
NASA engineers, he noted, had used PowerPoint slides to assess foam-strike risk on the Space Shuttle Columbia.
The shuttle broke apart on reentry in 2003, killing all seven astronauts.
Tufte didn't blame the software for the disaster, but he argued the medium's shallow formatting helped bury the danger.
That's the uncomfortable truth about slides.
Every template you pick, every bullet you indent, every font you choose is a tiny editorial decision.
And those decisions pile up into a culture of presentation that prioritizes appearance over substance far more often than we admit.
The modern slide deck has also become a kind of American folk ritual.
Pitch decks in Silicon Valley, quarterly earnings slides on Wall Street, lesson plans in public schools.
We use them to persuade, to sell, to teach, to impress.
But psychologists have found something called "death by PowerPoint" is real—audiences retain less when reading dense slides, not more.
The tool meant to clarify often obscures.
Amazon famously banned PowerPoint for internal meetings, replacing it with six-page memos.
Some startups are ditching decks entirely for live demos and conversation.
Yet the slide persists, partly because it's familiar, partly because changing how everyone presents feels impossible.
The format has become invisible, and invisible things are the hardest to question.
So next time you open that template, ask yourself: am I communicating an idea, or just filling a rectangle?
The answer might change how you work. **The takeaway:** The tools we use shape what we can think.
Slides aren't just containers—they're filters.
Final Thoughts
If we never stop to question the defaults, we'll keep fitting big ideas into small boxes, wondering why they never quite land.