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The Elephant in the Brain

The Elephant in the Brain

Hidden Motives in Everyday Life
by Kevin Simler 2018 416 pages
Psychology
Science
Self Help
Listen
9 minutes

Key Takeaways

1. We have hidden motives that often contradict our stated reasons

We, human beings, are a species that's not only capable of acting on hidden motives—we're designed to do it.

Evolutionary origins. Humans evolved to compete for resources, mates, and social status. This led to the development of complex social behaviors and motivations that often operate below our conscious awareness. Our brains are adept at pursuing self-interest while simultaneously maintaining a prosocial image.

Contradictory behaviors. We frequently act in ways that contradict our stated reasons:

  • Claiming to vote based on policies, but being swayed by a candidate's appearance
  • Insisting we buy green products to help the environment, when we're often motivated by status
  • Professing purely altruistic motives for charity, while seeking social recognition

Understanding these hidden motives can provide insight into human nature and help explain seemingly irrational or inconsistent behaviors. By acknowledging the elephant in our brain, we can better understand ourselves and others.

2. Our brains deceive us to help us deceive others more effectively

We deceive ourselves the better to deceive others.

Strategic self-deception. Our brains don't just lie to others; they lie to us. This self-deception serves a strategic purpose: it makes us more convincing when we try to deceive others. If we genuinely believe our own lies, we're less likely to exhibit the telltale signs of deception.

Self-deception manifests in various ways:

  • Overestimating our abilities and positive qualities
  • Selectively remembering information that supports our beliefs
  • Rationalizing our actions with noble-sounding motives

This self-deception isn't a flaw, but a feature of human cognition. It allows us to navigate complex social environments more effectively by projecting confidence, maintaining social bonds, and avoiding cognitive dissonance. However, it also leads to biased decision-making and can hinder personal growth if left unchecked.

3. Body language and laughter reveal our true social intentions

The meaning of a wink depends on it not being common knowledge.

Nonverbal communication. Body language and laughter often betray our true intentions and feelings, even when we try to conceal them. These involuntary signals evolved as honest indicators of our internal states and social motivations.

Key aspects of nonverbal communication:

  • Posture and gestures signaling dominance or submission
  • Facial expressions revealing emotions
  • Eye contact patterns indicating interest or discomfort
  • Laughter as a social bonding mechanism and play signal

Understanding these cues can provide valuable insights into social dynamics and individual motivations. By paying attention to nonverbal signals, we can often discern what people really mean, regardless of what they say. This knowledge can be applied to improve personal relationships, professional interactions, and social skills.

4. Conversation serves hidden social functions beyond information exchange

We're so eager to speak, in fact, that we have to curb our impulses via the norms of conversational etiquette.

Social signaling. While we often think of conversation as primarily about exchanging information, it serves many hidden social functions. These include establishing status, building alliances, and demonstrating our value as potential mates or allies.

Hidden functions of conversation:

  • Signaling intelligence and knowledge
  • Establishing social bonds and group membership
  • Negotiating status and power dynamics
  • Indirectly advertising desirable traits

Recognizing these hidden functions can help us navigate social situations more effectively. It explains why people often seem more interested in speaking than listening, and why conversations frequently deviate from purely informational exchanges. By understanding the social game being played, we can become more adept at building relationships and influencing others.

5. Consumption and charity are driven by signaling and status-seeking

Humans are a peculiar species. We're relatively hairless, we walk on our hind legs, we dance and sing like nobody's business.

Conspicuous behaviors. Much of our consumption and charitable behavior is driven by the desire to signal positive qualities to others. We often choose products and causes that allow us to advertise our wealth, taste, intelligence, or moral virtue.

Examples of signaling through consumption and charity:

  • Buying luxury goods to demonstrate wealth and status
  • Supporting trendy causes to show social awareness
  • Donating publicly to gain recognition and admiration
  • Choosing "green" products to signal environmental consciousness

Understanding these motivations can help us make more informed decisions about our spending and giving. It also explains why people often engage in seemingly irrational or wasteful behaviors. By recognizing the social payoffs of these actions, we can better understand consumer trends and philanthropic patterns.

6. Art and religion evolved as fitness displays and group bonding mechanisms

Art originally evolved to help us advertise our survival surplus and, from the consumer's perspective, to gauge the survival surplus of others.

Evolutionary functions. Art and religion serve important evolutionary functions beyond their apparent purposes. Art evolved as a way to display genetic fitness and creativity, while religion developed as a mechanism for group bonding and enforcing social norms.

Key aspects of art and religion as evolutionary adaptations:

  • Art as a costly signal of cognitive and motor skills
  • Religious rituals as demonstrations of group commitment
  • Shared beliefs and practices fostering social cohesion
  • Supernatural concepts as tools for norm enforcement

Viewing art and religion through this lens helps explain their universal presence in human societies and their powerful emotional impacts. It also sheds light on why these domains often seem to defy rational analysis and why they continue to play important roles in modern life.

7. Education and medicine have hidden functions beyond learning and healing

Schools that are full of regimentation and ranking can acclimate students to the regimentation and ranking common in modern workplaces.

Social institutions. Education and medicine serve important social functions beyond their stated goals of imparting knowledge and improving health. These hidden functions include signaling, socialization, and maintaining social order.

Hidden functions of education and medicine:

  • Education as a credentialing and sorting mechanism
  • Schools as institutions for instilling social norms and obedience
  • Medical care as a display of social support and caring
  • Health behaviors as signals of status and self-control

Recognizing these hidden functions can help us better understand why these institutions sometimes seem inefficient or resistant to change. It also provides insights into how we might reform them to better serve their stated purposes while acknowledging their social roles.

8. Our political behaviors are shaped by tribal loyalties more than ideals

Politics is a team sport.

Tribal politics. Our political behaviors are often driven more by tribal loyalties and signaling than by rational consideration of policies or ideals. We tend to adopt the beliefs of our social groups and use political stances to demonstrate our group membership.

Manifestations of tribal politics:

  • Forming strong emotional attachments to political parties
  • Rejecting information that contradicts our group's beliefs
  • Using political views as litmus tests for social relationships
  • Engaging in performative activism to signal virtue

Understanding the tribal nature of politics can help explain polarization, the persistence of misinformation, and the difficulty of changing people's minds through rational argument. It also suggests strategies for bridging political divides by focusing on shared identities and values.

9. Acknowledging hidden motives can improve self-awareness and institutions

The biggest lesson from Part I is that we ignore the elephant because doing so is strategic.

Self-improvement and reform. Recognizing our hidden motives can lead to greater self-awareness and more effective personal and institutional decision-making. By understanding the true drivers of our behavior, we can make more informed choices and design better systems.

Benefits of acknowledging hidden motives:

  • Improved self-understanding and personal growth
  • More effective communication and relationship-building
  • Better-designed institutions that account for real human behavior
  • Increased empathy and understanding of others' actions

While confronting our hidden motives can be uncomfortable, it ultimately leads to a more honest and effective approach to life. By embracing this knowledge, we can work towards aligning our actions with our stated values and creating institutions that better serve human needs.

Last updated:

Review Summary

3.98 out of 5
Average of 7k+ ratings from Goodreads and Amazon.

The Elephant in the Brain receives mostly positive reviews for its insightful exploration of hidden human motives. Readers appreciate its accessible writing style and thought-provoking ideas about self-deception and social signaling. The book's examination of various domains like education, healthcare, and charity is praised for revealing unexpected motivations behind common behaviors. Some critics find the arguments overly cynical or lacking scientific rigor, but most agree the book offers a valuable perspective on human nature and social institutions.

About the Author

Kevin Simler is a writer and software engineer based in Brooklyn, NY. With a decade of experience in the tech industry, he has worked as a programmer, product designer, and engineering director. Simler continues to advise startups on technology, leadership, and recruiting. His background in software development and product design informs his writing, which explores complex topics in psychology and human behavior. Simler's work often examines the intersection of technology, society, and human nature, drawing on his expertise in both the tech world and social sciences to provide unique insights into contemporary issues.

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