Shamanism, witchcraft, and the power of narrative (with Manvir Singh)

Jun 4, 2025 Episode Page ↗
Overview

Manvir Singh, an anthropologist at UC Davis, discusses Western misconceptions of small-scale societies, the evolution of justice and religion, and the psychology behind shamanism and taboos. He highlights how global influences shape cultures and the cognitive biases underlying beliefs.

At a Glance
17 Insights
1h 32m Duration
16 Topics
8 Concepts

Deep Dive Analysis

Western Misconceptions of 'Tribal' Cultures

Defining Small-Scale Forager Horticulturalist Societies

Global Influences on Mentawai Culture

Anthropological Fieldwork and Daily Life in Mentawai

Understanding Dyadic Justice and Bride Price Negotiations

Cultural Differences in Sexualized Body Parts

Misconceptions about Psychedelic Use in Traditional Cultures

Spiritual Belief Systems and Moralizing Gods

Theories on Religion, Society, and Power

Error Management and Pattern Recognition in Human Cognition

The Persistence and Costs of Witchcraft Beliefs

Shamanic Healing and Therapeutic Benefits

Pathways to Becoming a Shaman

Personality Traits and Shamanism

Universality and Moralization of Taboos

The Value and Insights of Anthropology

Small-Scale Society

Societies where most interactions occur within a small, well-known group, minimizing interactions with anonymous strangers. These societies are often characterized by close personal relationships and a respect for individual autonomy.

Forager Horticulturalists

A type of subsistence society that combines hunting and gathering with small-scale gardening or planting. The Mentawai, for example, hunt, gather, and cultivate sago palm as a dietary staple, adapting to their local environment.

Dyadic Justice

A system of justice where conflicts and infractions are primarily resolved through direct negotiation and mediation between the two involved parties, rather than through community-wide enforcement or formal legal institutions. This approach is common in small-scale societies where individual relationships are highly particular.

Bride Price

A cultural practice where the groom's family provides resources (e.g., coconut trees, pigs, motors) to the bride's family as part of the marriage agreement. This practice often involves negotiation and can include additional fines for specific circumstances like pre-marital pregnancy.

Dowry

The opposite of bride price, where the female's family pays the groom's family. This practice is more often found in hierarchical societies and is sometimes linked to lower societal valuation of women's labor, particularly in societies with plow agriculture.

Error Management Theory

An evolutionary and cognitive science principle suggesting that when picking up signals in the world, humans are predisposed to make the less costly error. For instance, it's often safer to assume a rustle in the bushes is a tiger (false positive) than to assume it's not and be wrong (false negative), leading to an overactive pattern detection.

Shamanism

A spiritual practice involving a specialist (shaman) who engages with supernatural agents (spirits, gods) through various techniques, often for healing or to gain control over uncertainty. Shamans often co-create narratives of misfortune with patients and enact powerful ceremonies.

Initiatory Illness

A common feature in becoming a shaman, where an individual experiences a severe sickness or fundamental transformation (e.g., magical treatment of eyes, death and rebirth ceremonies) that sets them apart from ordinary humans. This transformation grants them special abilities to interact with the spirit world.

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Do 'tribal cultures' still exist as isolated groups?

No, the idea of truly disconnected tribal cultures is largely a misconception in the modern world; even remote groups are increasingly influenced by global economies and cultures, making them hard to find.

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How does justice function in small-scale societies compared to large nation-states?

In small-scale societies like the Mentawai, justice is often dyadic and emergent, resolved through direct negotiation between parties rather than community-wide enforcement, differing significantly from the societal-level justice systems of nation-states.

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What is the difference between bride price and dowry, and what societal factors influence them?

Bride price involves the groom's family paying the bride's family, while dowry involves the bride's family paying the groom's family; dowry is more common in hierarchical societies and is sometimes linked to lower societal valuation of women's labor, often due to plow agriculture.

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Are there universal body parts that are sexualized across all cultures?

No, the specific body parts considered sexualized vary culturally; for example, the Mentawai find the upper thigh more sexual than breasts, which are often openly displayed, suggesting cultural rather than inherent sexualization.

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How widespread has the use of classic psychedelics been across cultures and history?

Classic psychedelics have been used by very few cultures, and often in contexts tied to sorcery or where the specialist, not the patient, takes the substance, contrary to popular narratives of widespread therapeutic use.

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Do all religions make moral demands?

Many societies have some connection between supernatural agents and moral preferences, but historically, the trend has been an expansion of moral jurisdiction from specific behaviors (like food sharing) to a broader moral spectrum, enforced by more powerful and ubiquitous deities.

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Why do certain false beliefs, like those in magic or superstition, persist?

False beliefs can persist due to error management, where it's evolutionarily safer to assume something might work (e.g., a ritual causing rain) than to dismiss it and miss a potential benefit, even if the belief is objectively incorrect.

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How do shamans provide therapeutic benefits?

Shamans can provide therapeutic benefits through powerful sensorial experiences that change a patient's narrative of misfortune, inducing strong placebo effects, and offering intense social support through festive, communal healing ceremonies.

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What is the value of anthropology?

Anthropology helps us appreciate how familiar concepts resonate in distinct cultural contexts and provides new perspectives on our own taken-for-granted worldviews, making the strange familiar and the familiar strange.

1. Engage Diverse Worldviews

Actively engage with intellectual ideas and beliefs from other cultures and perspectives to challenge your own familiar context. This practice can help you identify and overcome your own potential biases or ‘delusional’ beliefs.

2. Critically Examine Your Worldview

Regularly question if your ‘rational’ worldview is built on an overactive pattern detection system, similar to how people misinterpret market trends or superstitions. This helps in identifying and correcting erroneous pattern recognition in your own thinking.

3. Prioritize Belief-Reality Alignment

Strive to align your beliefs with reality to a reasonable degree, as misaligned beliefs can lead to poor decisions. Understanding reality accurately helps ensure your actions produce desired outcomes rather than unintended consequences.

4. Reframe Egalitarianism

Shift your understanding of egalitarianism to prioritize respect for individual autonomy over strict equality of resources. Many societies value controlling one’s own time and decisions more than having equal material wealth.

5. Challenge ‘Protect Tribal Cultures’

Question the Western misconception that ’tribal’ cultures need protection from global forces. Recognize that people in these societies often strategically embrace aspects of the global economy for practical benefits like medicine, education, and material goods.

6. Recognize Subjective Compulsion in Culture

Understand that the survival and persistence of many cultural traits are often due to their subjective appeal, rather than necessarily providing objective group-level benefits. This challenges purely functionalist views of culture.

7. Understand Error Management for Superstition

Apply the ’error management’ principle (bet-hedging logic) to understand why people engage in superstition and magic. If an action might work, even if it’s a false positive, the perceived low cost of continuing it can lead to its persistence.

8. Apply Error Management to Agency Detection

Use the error management principle to understand beliefs in supernatural agents like gods, ghosts, or spirits. It is often adaptively safer to assume an agent is present (false positive) than to miss a real threat (false negative).

9. Acknowledge Narrative’s Role in Healing

Recognize that a significant part of healing involves working with the narratives we tell about ourselves. Powerful experiences, like shamanic ceremonies or psychotherapy, can change these stories, leading to therapeutic outcomes.

10. Leverage Social Support for Healing

Understand the therapeutic power of social support and communal experiences in healing. Festive, intensely social events, like shamanic ceremonies, provide assurance of social contact and support, contributing to positive outcomes.

11. Be Wary of Overconfidence in Predictions

Exercise caution regarding overconfidence in predictions, whether in markets or other complex systems. Recognize that strong confidence can often stem from an overactive pattern recognizer rather than objective evidence.

12. Avoid Over-Attributing Blame/Credit

Resist the tendency to over-attribute blame or credit for complex societal issues to current leaders or immediate stimuli. Many forces are set in motion long before a leader takes power, and simple causal links can be misleading.

13. Be Aware of Food-Ailment Attribution Bias

Recognize your brain’s predisposition to immediately attribute physical ailments, especially stomach pain, to food, even when systematic tracking has ruled it out. This highlights a potential specialized pattern recognition system for food due to poisoning risks.

14. Reflect on Morality of Victimless Acts

Ponder the complexities of morality, particularly why certain behaviors that appear to harm no one (like incest or cannibalism) are deeply moralized across societies. This challenges simpler theories of morality focused solely on harm to others.

15. Universal Modesty Norms Exist

Understand that the most universal modesty norm across cultures is the hiding of erections. This suggests a core human sensitivity around visible sexual arousal rather than just genitalia.

16. Be Aware of Negative Impacts of Confirming Suspicions

Recognize that while belief systems confirming suspicions of malevolent agents (like witchcraft) can provide comfort, they can also foster distrust, aggression, and violence towards others.

17. Be Critical of Charismatic Figures

Approach charismatic individuals, including those in healing or leadership roles, with a critical perspective. Their authority, while potentially beneficial, can also be leveraged for selfish ends.

I think the idea that there are even groups like that is increasingly a misconception.

Manvir Singh

It's an interesting example where the economics makes such a clear prediction that seems to match reality, right? Where like, oh, wait, it turns out it's actually just boiling down to economic value, but that's having these huge cultural effects on how women are treated and how women are thought of.

Spencer Greenberg

I think the biggest one, and it's the one that I, again, brought in is the one we started this conversation about is that these groups are disconnected or separated from currents in the global world.

Manvir Singh

I think a lot of what we think about human diversity, small-scale societies, you know, hunter-gatherers, traditional horticulturalists, a lot of what you read about them, a lot of the claims that are made about them, are less reflections of the empirical reality and more because they serve some ideological or monetary or political point.

Manvir Singh

I think the great value of anthropology is that we have a better appreciation for how things that are very familiar to us resonate in contexts very distinct from us. But then we also, by studying things very distinct from us, get a new perspective on the things that we take for granted and which are so kind of second nature.

Manvir Singh
10 years
Manvir Singh's fieldwork duration in Mentawai Since 2014
2020
Manvir Singh's PhD graduation year From Harvard University
Around 2010
Luke Glowacki's fieldwork start year Maybe late 2000s, in East Africa
70
Number of Clearer Thinking's interactive digital tools built with GuidedTrack All of them
10
Number of free GuidedTrack templates available Recently launched
More than 15,000
Number of people in Gender Continuum Test data Used for analysis of gender and personality