中野信子サイコパスのある人は特徴を持っている「日本人の100人中〇人しかないのに特徴ある理由」

オーディオニュース

4 Dec 201714:00

Summary

TLDRIn this engaging discussion, neuroscientist Nobuko Nakano delves into the characteristics of psychopaths, challenging common perceptions. Contrary to popular belief, psychopaths aren't always serial killers; they often lack empathy and can thrive on others' misfortunes. They may appear charming and successful, complicating their identification. Nakano explains that this trait is linked to brain activity, particularly in areas controlling empathy and fear. The conversation also touches on the ethical dilemmas of altering brain functions and the ongoing debate about genetic versus environmental influences on psychopathy.

Takeaways

👨‍🔬 Dr. Nobuko Nakano, a neuroscientist, discusses the traits of psychopaths.
📚 Her book on psychopaths is a bestseller, currently in reprint.
🧠 Psychopaths lack empathy and can build their happiness on others' misfortune.
😢 They are unaffected by tragedies that make others cry.
🕵️‍♂️ Despite common beliefs, not all psychopaths are serial killers.
👥 About 1% of the Japanese population may exhibit psychopathic traits.
🧲 Psychopaths often appear charming and capable, which can be deceptive.
💼 They are sometimes found in high-powered professions, including law.
🔍 Psychopaths are associated with antisocial personality disorder.
🔄 They can be useful in breaking societal norms and driving progress.
⚖️ Famous historical figures and leaders may have had psychopathic traits.
🧩 Psychopaths may have structural differences in their brains affecting empathy.
🔬 Brain areas like the orbitofrontal cortex and amygdala show reduced activity in psychopaths.
🚫 Ethical concerns prevent invasive brain experiments on psychopaths.
👨‍👩‍👦 Psychopathy may have a genetic component, observed in family patterns.

Q & A

Who is the guest speaker in the transcript?
-The guest speaker is neuroscientist Nobuko Nakano.
What is the main topic of the book discussed in the transcript?
-The main topic of the book is 'psychopathy.'
How is a psychopath defined in the context of the discussion?
-A psychopath is defined as a person who lacks empathy and can build their happiness on the misfortune of others without feeling any remorse.
What common misconception about psychopaths is addressed?
-A common misconception is that psychopaths are always serial killers, but in reality, they can be found in various professions and might not commit violent crimes.
What percentage of the population is estimated to be psychopaths in the United States?
-In the United States, it is estimated that 4% of the population are psychopaths.
What are some traits that make psychopaths appear attractive or successful?
-Psychopaths often appear attractive or successful because they can be charming, confident, and seemingly capable, which helps them to gain trust and manipulate others.
How do psychopaths typically respond to tragic events?
-Psychopaths typically do not feel sadness or empathy during tragic events and may find it irrational that others are affected emotionally.
What brain regions are associated with empathy and fear, and how do they function differently in psychopaths?
-The orbitofrontal cortex is associated with empathy, and the amygdala with fear. In psychopaths, these regions have lower activity and weaker connections, leading to a lack of empathy and fear.
Can psychopathy be influenced by genetics and early childhood experiences?
-Yes, psychopathy can be influenced by genetics and early childhood experiences, with some families showing a higher prevalence of psychopathic traits.
What ethical considerations are mentioned regarding interventions for psychopathy?
-Ethical considerations include the invasiveness and morality of altering brain function, as well as the importance of distinguishing between genetic predispositions and environmental influences.

Outlines

00:00

🧠 Understanding Psychopaths in Society

Today, neuroscientist Nobuko Nakano discusses her book 'Psychopaths,' which has been reprinted multiple times due to its popularity. Nakano explains that psychopaths are not just serial killers, but people who lack empathy and can build their happiness on others' misfortunes. She notes that psychopaths can be charming and successful in their careers, often going unnoticed due to their appealing characteristics. Despite their lack of empathy, they play essential roles in society's evolution by challenging the status quo and pushing boundaries. Nakano emphasizes that identifying psychopaths can be challenging, but understanding their traits, such as lack of empathy and superficial charm, is crucial for recognizing them.

05:02

👥 Leadership and Psychopathic Traits

Nakano discusses historical and contemporary leaders who exhibited psychopathic traits, such as manipulating situations for personal gain and showing a lack of empathy. She highlights that these leaders can be seen as both harmful and beneficial to society, as they break down old structures to create new ones. Nakano mentions that even though some leaders are celebrated for their achievements, their actions often result in significant destruction and suffering. The discussion touches on how these traits are not necessarily linked to high intelligence but rather to their ability to manipulate and charm others.

10:05

🔬 The Neuroscience Behind Psychopathy

Nakano delves into the neurological aspects of psychopathy, explaining that certain brain regions, such as the orbitofrontal cortex, are less active in psychopaths. This lack of activity in regions responsible for empathy and fear processing means that psychopaths do not feel guilt or fear in the same way as others. Nakano notes that while altering brain function to mitigate psychopathic traits is theoretically possible, it is ethically and practically challenging. She also discusses the potential genetic and environmental factors contributing to psychopathy, emphasizing the complexity of its causes and the importance of ongoing research in the field.

Mindmap

Keywords

💡サイコパス (Psychopath)

A psychopath is defined as a person who lacks empathy and can build their own happiness on the misfortune of others. In the script, the term is used to describe individuals who do not feel sadness or guilt, even when causing harm to others. The video discusses how psychopaths are often perceived as serial killers but can also be successful professionals who manipulate those around them.

💡共感性 (Empathy)

Empathy refers to the ability to understand and share the feelings of others. In the context of the video, it is explained that psychopaths have a significantly lower level of empathy, which allows them to remain unaffected by others' suffering. This lack of empathy is a key trait of psychopaths, making them capable of harming others without remorse.

💡眼窩前頭皮質 (Orbital Prefrontal Cortex)

The orbital prefrontal cortex is a region of the brain associated with empathy and emotional processing. The script mentions this area to explain the neurological basis for psychopathy. Individuals with psychopathy show lower activity in this part of the brain, which contributes to their inability to empathize with others.

💡返答大 (Amygdala)

The amygdala is a part of the brain involved in emotional reactions, such as fear and aggression. The video highlights that the connection between the amygdala and the orbital prefrontal cortex is weaker in psychopaths, leading to their diminished fear response and inability to empathize with others' pain.

💡シリアルキラー (Serial Killer)

A serial killer is someone who commits a series of murders, often with no apparent motive other than psychological gratification. The script references this term to discuss the common misconception that all psychopaths are serial killers. While many serial killers exhibit psychopathic traits, not all psychopaths engage in such extreme behavior.

💡反社会性人格障害 (Antisocial Personality Disorder)

Antisocial Personality Disorder (ASPD) is a mental condition characterized by a long-term pattern of disregard for, or violation of, the rights of others. The script identifies psychopathy as a subset of ASPD, noting that individuals with these traits can sometimes be seen as capable of advancing societal change due to their disregard for social norms.

💡魅力 (Charm)

Charm refers to the ability to attract and influence others. Psychopaths often use their charm to manipulate people, making them appear more likable and trustworthy than they are. The video explains that this charm can be a tactic to mask their true intentions and avoid detection.

💡社会の進化 (Social Evolution)

Social evolution refers to the gradual development of society through changes in cultural norms and values. The script suggests that psychopaths, despite their antisocial traits, can sometimes drive social evolution by challenging existing norms and pushing for radical changes.

💡合理的な物事の考え方 (Rational Thinking)

Rational thinking involves making decisions based on logic and reason rather than emotions. The video points out that psychopaths tend to have a highly rational approach to decision-making, which allows them to act without being hindered by emotional considerations.

💡フリーライダー (Free Rider)

A free rider is someone who benefits from resources or services without paying for them or contributing to their provision. The script uses this term to describe how some psychopaths exploit the efforts of others while contributing little themselves, leading to social and moral conflicts within communities.

Highlights

The book 'Psychopaths' by Nobuko Nakano has become a bestseller immediately upon release.

Psychopaths are often associated with serial killers, but not all psychopaths commit violent crimes.

A key characteristic of psychopaths is a lack of empathy; they can build their happiness on others' misfortunes without feeling guilt.

Psychopaths often appear charming and capable, which can make them difficult to identify.

Studies estimate that about 4% of the U.S. population may exhibit psychopathic traits, with a slightly lower percentage in Japan.

Psychopaths can be found in various professions, including law, where they may exploit others.

Psychopaths may engage in behaviors like infidelity without feeling remorse, rationalizing their actions as justified.

Despite their charm, psychopaths often lack long-term relationships and repeatedly exhibit manipulative behaviors.

Psychopaths may be present in positions of power, able to make ruthless decisions without emotional burden.

Brain studies show that the orbitofrontal cortex, which is involved in empathy, is less active in psychopaths.

The amygdala, responsible for fear and anxiety, has less connectivity with the orbitofrontal cortex in psychopaths.

Historical figures like Mao Zedong and Nobunaga Oda have been retrospectively analyzed for psychopathic traits.

Psychopaths may perform actions seen as beneficial to society but do so with a personal, often ruthless agenda.

Ethical considerations prevent invasive brain research that might alter psychopathic behavior.

There is ongoing debate about whether psychopathy is primarily genetic or shaped by early experiences, with some evidence supporting both perspectives.