Keyboard Warriors: Why the Internet Turns Perfectly Decent People Into Absolute Monsters

And what the science says about all of it.

You posted something. Maybe it was an opinion about a movie. Or a wellness tip you swear by. Or a hot take on something you actually lived through. And within minutes — sometimes seconds — someone came for you. Not with a thoughtful counterpoint. Not with curiosity. With full-on, knives-out aggression. Picking apart your word choice. Questioning your intelligence. Dragging in six other people who apparently also have strong feelings about your opinion on sourdough.

What is happening?

And more importantly, when did we all get this way?

It’s Not You. But It’s Also Not Nothing.

Let me be honest with you: online cruelty is real, it’s escalating, and you’re not being too sensitive for noticing it. The internet has become a place where a simple “I disagree” has been replaced by “let me destroy you and everything you stand for.” Nuance is dead. Piling on is a sport. And the comment section has become the colosseum.

But here’s the thing — most of those people attacking you aren’t actually monsters in their regular lives. They probably hold doors open for strangers. They’re someone’s parent or friend. They have a favorite show and a complicated relationship with their mom.

So what the hell happens when they get online?

The Science Has a Name For It: Online Disinhibition Effect

Back in 2004, psychologist John Suler coined a term that explains a lot: the online disinhibition effect. The basic idea is that going online loosens the psychological brakes that keep most of us from saying the ugly things we sometimes think. Anonymity, invisibility, distance — all of it strips away the social accountability that regulates our behavior in real life.

When you can’t see someone’s face crumple, you don’t feel what you’ve done. When there’s no consequence for cruelty, cruelty gets cheaper. When you’re just a username, you can disown the behavior entirely. It wasn’t really you — it was your internet persona. It was a venting session. It was “just a joke.”

The internet offers anonymity and psychological distance that allows people to lower their filters, increase impulsivity and aggression, and drop their inhibitions. Hiding behind a screen, people feel they can act with fewer consequences and less judgment.

And here’s the part that makes it even messier: racist, sexist, violent, rude, and offensive online comments aren’t the direct result of anonymity alone — they tend to arise when other people are also saying things like that. Online users keep the same tone, civility or incivility, as others in their online environment. In other words, nastiness is contagious. You walk into a comment section already on fire, and suddenly you’re handing out torches too.

The Dopamine Dealer in the Room: Algorithms

Here’s where it gets really uncomfortable — because it’s not just about individual psychology. There’s a system actively profiting from your outrage.

Social media companies employ algorithms that prioritize content that is emotional in nature and likely to contain moral outrage, all in an effort to engage users for as long as possible on their platforms. And the payoff is real: when you express rage and people validate it with likes and shares, your brain releases dopamine.

Each time an outraged post receives engagement, it strengthens the behavioral loop: outrage → validation → more outrage. Neuroscientifically, this loop resembles other compulsive behaviors.

Think about that for a second. The platforms know this. In a 2018 internal presentation, Facebook said its algorithms “exploit the human brain’s attraction to divisiveness,” and that if left unchecked, it would serve users “more and more divisive content in an effort to gain user attention and increase time on the platform.” They knew. They kept going.

Anger is the most stable currency in this emotional marketplace — predictable, scalable, and easily measured in dwell time, comment velocity, and return frequency. Neurologically, it spikes dopamine and adrenaline, rewarding confrontation much like the anticipation that drives gambling.

So when someone is jumping down your throat over a minor opinion, part of the story is: their brain has been trained to do this. They’ve been fed a steady diet of outrage content, rewarded for their reactions, and nudged toward escalation by the very platform they’re using. They are, in the most literal sense, addicted to the fight.

But Let’s Not Let People Off The Hook Entirely

Because here’s the truth the science also tells us about who tends to troll the most — and it’s not flattering.

Research published in Psychological Reports found that trolling behavior is more common among those with low self-esteem and a high fear of missing out (FOMO). People with low self-esteem may troll to feel better about themselves, while those with FOMO might engage in trolling to get attention and feel less left out.

There’s also the loneliness factor — and it’s a big one. The combination of loneliness and revenge creates a particularly volatile psychological state. The lonely individual’s hypervigilance for social threats makes them more likely to perceive slights, rejections, and injustices in online interactions. Revenge motives then provide both the justification and the behavioral script for responding aggressively — and the behavior feels psychologically necessary and morally justified to the perpetrator, even as it appears unprovoked and cruel to observers.

Read that again. Morally justified. To them, they’re not being cruel — they’re being righteous. They found the error in your thinking, and they’re correcting you. They are the hero of this story, not the villain.

And then there are the personality traits that show up in the research over and over: studies have found a relationship between trolling and dark personality traits including sadism, psychopathy, Machiavellianism, and narcissism. A real one. Not as a metaphor — as an actual psychological correlation.

Does this mean every person who’s ever been rude to you online is a sadist? No. But it does mean that some people genuinely enjoy the discomfort they create. For them, your upset reaction is the reward. That’s not a broken internet problem. That’s a broken person problem.

Are They Happy? (Spoiler: Not Really)

Here’s a tiny piece of irony for you. All that outrage-expressing, all that dopamine-chasing — studies show that the initial cathartic effect of expressing outrage online (i.e., venting) actually makes people feel worse in the long run.

The high doesn’t last. And like any reward-seeking behavior, the brain builds tolerance. What neuroscientists call “learned emotional reinforcement” means that mild content no longer satisfies — you need increasingly extreme material to feel the same emotional response. This is how someone who once ranted about parking policies ends up sharing conspiracy theories.

They’re not happy. They’re chasing a feeling that keeps moving further away. The self-righteousness is a costume, not a core. Underneath it? Usually a lot of pain, loneliness, or a desperate need to feel significant in a world that can feel very indifferent.

That doesn’t mean you have to be their therapist. But it does reframe the encounter. You weren’t attacked because you were wrong. You were attacked because you were there.

So If You’re The One Doing This…

I’m going to say something that might sting: if you are someone who regularly shreds strangers online, if you feel that little rush when you find the flaw in someone’s argument and go in hard — it might be worth sitting with why.

Is it because the argument actually matters that much? Or is it because it feels good to be the smartest person in the thread? To win? To feel something?

When the brain is constantly exposed to anger, the prefrontal cortex — the part responsible for regulation and empathy — can become fatigued. Over time, this reduces emotional flexibility and nuance, making complex moral issues feel binary: good vs. evil, us vs. them.

That’s not sharp thinking. That’s eroded thinking.

A few honest questions worth asking yourself before you hit send:

Would you say this to someone’s face? Not in fantasy — in reality, to an actual human being standing in front of you. If the answer is no, that’s data.

Are you arguing to understand or to win? Because those are two completely different activities, and only one of them makes you smarter.

What are you actually feeling right now? Because a lot of internet rage is displaced emotion. Stress, exhaustion, feeling overlooked, feeling powerless. None of those get better by torching a stranger over their take on intermittent fasting.

Is this how you want to spend your limited time and energy? You get one finite, irreplaceable life. This is what you’re doing with a piece of it.

And If You’re on the Receiving End…

You don’t have to engage. You really, truly don’t.

Responding to someone who’s in full attack mode rarely changes their mind — it usually just gives them more to work with. The block button exists for a reason. Walking away from a comment section isn’t losing; it’s choosing not to participate in someone else’s emotional volatility.

Your opinion is allowed to exist. Even if it’s wrong. Even if it’s unpopular. Even if some extremely online stranger has seventeen reasons it’s problematic. You don’t owe anyone a debate every time you share a thought.

The Bottom Line

The internet didn’t create cruel people — but it built a very shiny stadium for them to perform in, and it pays them in dopamine and engagement every time they do. Algorithms profit from our worst impulses. Anonymity gives cover to behavior we’d never own in person. Loneliness and low self-worth send people looking for a fight they can win. And a lot of ordinary, otherwise-decent people get slowly shaped by all of it.

But we’re not powerless here. We can notice the pull. We can pause before we pile on. We can choose, deliberately and repeatedly, to be the kind of person online that we actually want to be offline.

The comment section doesn’t have to be a colosseum. Some of us can just… leave.

What’s your experience been with online cruelty? Have you ever caught yourself being the aggressor — even briefly? Drop a comment below (a kind one, ideally).