Communications of the ACM
Generative AI Degrades Online Communities
How large language models are influencing online communities.
From ACM Opinion
What '2001' Got Right
It's a testament to the lasting influence of Stanley Kubrick and Arthur C. Clarke's film "2001: A Space Odyssey," which turns 50 this week, that the disc-shaped...
From ACM Opinion
The Ageless Appeal of 2001: A Space Odyssey
In 1968, film-maker Stanley Kubrick and his screenwriting colleague, science-fiction author Arthur C. Clarke, presented 2001: A Space Odyssey. Half a century later...
From ACM Opinion
It's Not My Fault, My Brain Implant Made Me Do It
Mr. B loves Johnny Cash, except when he doesn't. Mr. X has watched his doctors morph into Italian chefs right before his eyes.
From ACM Opinion
Enough With the Trolley Problem
You know the drill by now: A runaway trolley is careening down a track. There are five workers ahead, sure to be killed if the trolley reaches them.
From ACM Opinion
It's Not Just Facebook. Thousands of Companies Are Spying on You
In the wake of the Cambridge Analytica scandal, news articles and commentators have focused on what Facebook knows about us. A lot, it turns out.
From ACM Opinion
How Cambridge Analytica's Facebook Targeting Model Really Worked, According to the Person Who Built It
The researcher whose work is at the center of the Facebook-Cambridge Analytica data analysis and political advertising uproar has revealed that his method worked...
From ACM Opinion
The Next Cold War Is Here, and It's All About Data
The headlines about the trade wars being touched off by President Trump's new tariffs may telegraph plenty of bombast and shots fired, but the most consequential...
From ACM Opinion
Someone Is Watching You
Isn't technology wonderful? At Purdue University, the same IT infrastructure that enables us to manage student assignments and grades, operate residential and dining...
From ACM Opinion
The Blockchain Solution to Our Deepfake Problems
Blockchain has always seemed to me like a solution looking for a problem, which isn't a criticism.
From ACM Opinion
Cambridge Analytica Controversy Must Spur Researchers to Update Data Ethics
Revelations keep emerging in the Cambridge Analytica personal-data scandal, which has captured global public attention for more than a week. But when the dust settles...
From ACM Opinion
My Cow Game Extracted Your Facebook Data
For a spell during 2010 and 2011, I was a virtual rancher of clickable cattle on Facebook.
From Communications of the ACM
Popping Kernels
Choosing between programming in the kernel or in user space.
From ACM Opinion
Ready Player One: We Are Surprisingly Close to Realizing Just Such a VR Dystopia
I was fortunate enough to catch a preview screening of Ready Player One, Steven Spielberg's adaptation of Ernest Cline's futuristic novel.
From ACM Opinion
Enough About Cryptocurrency. Let's Talk About Virtual Cats
We spend way too much time talking about digital currencies and not nearly enough time on digital cats.
From ACM Opinion
Fourier's Transformational Thinking
When you listen to digital music, the harmonies and chords that you hear have probably been reconstructed from a file that stored them as components of different...
From ACM Opinion
Cambridge Analytica Scandal: Legitimate Researchers sing Facebook Data Could Be Collateral Damage
The scandal that has erupted around Cambridge Analytica's alleged harvesting of 50m Facebook profiles assembled from data provided by a UK-based academic and his...
From ACM Opinion
The FCC Should se Blockchain to Manage Wireless Spectrum
The technology at the heart of cryptocurrencies like bitcoin—blockchain—has captured the world's attention, much as the internet, peer-to-peer file transfers, apps...
From ACM Opinion
Med Students Are Getting Terrible Training in Robotic Surgery
If you think your on-the-job training was tough, imagine what life is like for newbie surgeons.
From ACM Opinion
An Ode to Insignificance: Buttons, Touchscreens, and Other Dangerous Technologies
"The future is already here—it's just not evenly distributed," is an often-quoted line from the brilliant science-fiction writer William Gibson.
From ACM Opinion