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You have met this person. They cried at the fundraiser. They posted the heartfelt tribute when a colleague’s parent died. They were the first to speak up in the meeting when someone was being treated unfairly. They appear, by every visible measure, to be deeply empathetic.
Then you watch them in private. The waiter who made a mistake gets ice. The partner who needs support gets impatience. The friend who is struggling gets a performative check-in that lasts exactly as long as someone is watching, and not a second longer.
They do not lack empathy. That is what makes them confusing. They clearly have the capacity to feel other people’s pain. They just do not activate it consistently. It turns on in some situations and off in others, and if you watch carefully, the pattern becomes clear: their empathy is on when there is an audience, and off when there is not.
The research has a lot to say about this.
The cognitive-affective split
Empathy is not one thing. Research on empathy and the Dark Triad distinguishes between two fundamentally different systems. Cognitive empathy is the capacity to recognize and understand another person’s mental states, to know what someone thinks and feels. Affective empathy is the vicarious response to another person’s emotional display, to actually feel what someone feels. These two systems are neurologically distinct. They involve different brain regions. They can be independently impaired.
The person who displays empathy selectively almost always has intact cognitive empathy. They can read the room. They know when someone is hurting. They understand the emotional dynamics of any situation they walk into. What they lack, or more precisely what they deploy selectively, is affective empathy. They do not automatically feel what you feel. They choose when to feel it, based on whether feeling it serves them.
What the research calls it
A systematic review and meta-analysis of empathy across Dark Triad personalities found that while affective empathy deficits are pervasive across all three dark traits (narcissism, Machiavellianism, and psychopathy), cognitive empathy appears to be selectively retained or strategically deployed, particularly in narcissism and Machiavellianism. The review noted that emerging research on “Dark Empaths” further complicates the picture, suggesting that individuals with high levels of cognitive empathy may combine empathic understanding with manipulative tendencies.
The meta-analysis found that Machiavellianism showed consistent negative associations with both cognitive and affective empathy, but that cognitive empathy may be retained to some extent, aiding strategic manipulation. The researchers concluded that Machiavellians may cognitively understand others’ emotions while remaining emotionally detached, enabling them to exploit social interactions for personal gain.
That is the clinical version of what you observe at the dinner party. The person understands exactly what you are feeling. They just do not feel it with you. And whether they choose to act as if they do depends entirely on whether doing so advances their position.
The audience effect
One of the most telling features of selective empathy is that it activates in the presence of an audience. The person is visibly moved by a colleague’s loss at the company gathering but indifferent to their neighbor’s grief in private. They organize the charity drive but are irritated by their own mother’s medical needs. They post the supportive comment online but do not return the text.
A literature review on cognitive empathy and the Dark Triad described what researchers have called “tactical empathy,” a type of empathy whose basic motivations may be seduction, fraud, manipulation, or the maintenance of a social image. The review cited research arguing that empathic identifications with others often do not have as their goal mutual understanding, altruism, or compassion but rather serve strategic purposes. The researchers urged that any serious understanding of empathy must abandon the implicit notion that empathy is always a moral virtue and instead embrace a broader approach that includes its darker applications.
The audience effect is not incidental. It is the mechanism. The selectively empathetic person has learned that displaying empathy in public generates social capital: reputation, trust, admiration, moral authority. The display is genuine in the sense that they truly are reading the room and producing the appropriate emotional response. But it is strategic in the sense that the response would not occur if nobody were watching.
The narrative function
The second trigger for selective empathy is narrative utility. The person feels your pain when your pain fits their story about themselves. If your struggle makes them the supportive friend, the wise mentor, the compassionate leader, they will feel it deeply and respond generously. If your struggle inconveniences them, challenges their self-image, or requires more than they want to give, the empathy shuts off.
Research on the different emotional pathways of Dark Triad traits found that some narcissists are able to understand others’ emotions but are not motivated to express empathic concern for others. They use these skills to serve their own ego-needs rather than to connect genuinely. The findings indicate that narcissism is associated with negative associations with affective empathy but mixed results with cognitive empathy, meaning the understanding is intact but the caring is conditional.
This is why the selectively empathetic person can be extraordinarily generous to a stranger in crisis and simultaneously cold to their own partner’s quiet distress. The stranger’s crisis is a narrative opportunity. The partner’s distress is a maintenance cost. The empathy tracks the narrative, not the need.
Why it is hard to see
Research on dark personality, empathy, and prosocial behavior found discrepancies between self-reported and actual prosocial behavior, suggesting that participants may genuinely harbor or externally promote an idealized image of their prosocial tendencies that is inconsistent with their actual behavior. The research also found that various mental health training programs enhanced self-reported prosociality but not actual task-based prosocial behavior. In other words, people who describe themselves as empathetic and people who behave empathetically are not always the same people.
The selectively empathetic person is often the last to be identified, precisely because their public behavior is impeccable. They say the right things. They appear at the right moments. They display the right emotions. And the people who experience the cold side, the partners, the family members, the people who need them when nobody is watching, often doubt their own perception because it contradicts what everyone else seems to see.
What genuinely good people do differently
The difference between genuine empathy and selective empathy is not intensity. It is consistency. The genuinely empathetic person does not feel other people’s pain more dramatically. They feel it more evenly. Their empathy activates whether or not there is an audience, whether or not the pain fits their narrative, whether or not responding to it is convenient.
They check on you after the funeral, not at it. They ask how you are in the text, not in the group chat. They notice your distress when it is quiet and undramatic and does not lend itself to a public display of caring. And they respond to it the same way they would if the entire room were watching, because the room was never the point.
If you are trying to figure out whether someone’s empathy is genuine, stop watching how they respond to visible suffering. Start watching how they respond to invisible suffering. The person who cries at the movie but ignores your quiet depression is not more empathetic than you thought. They are exactly as empathetic as their pattern reveals: selectively, strategically, and only when it serves something other than you.
From the editors
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