Book summary “Hierarchy in the Forest”: summary

Introduction

You live with a deep political paradox. You possess an innate drive to seek power and status, yet you fiercely resent when others try to dominate you. This tension creates endless conflict in your daily life and in broader society. You wonder how human groups manage to organize themselves when everyone wants to be the boss.

Human political flexibility stems from an innate ambivalence between dominance and submission, bridged by the remarkable invention of reverse dominance hierarchies where the weak band together to control upstarts.

Christopher Boehm investigates how egalitarian foraging bands solved this ancient political problem. You will see how early humans transitioned from ape dominance hierarchies to moral communities governed by public opinion. The book examines the evolutionary origins of conscience and the specific mechanisms societies use to keep ambitious leaders in check.

You will find answers to several crucial questions as you read:

• Why do human beings share a deep psychological ambivalence toward political authority?
• How do nomadic hunter-gatherers successfully suppress alpha personalities without formal laws?
• What specific leveling mechanisms prevent ambitious individuals from seizing permanent power?
• How did the invention of language and lethal weapons alter the course of human political evolution?

1. Primate Political Foundations and the Ambivalence Model

Group-living primates can be classified along a continuum between despotic and egalitarian poles based on food and mating competition, social hierarchies, and political coalitions. Primate species are assessed by the relative presence or absence of social dominance behaviors and alpha individuals. Political coalitions appear optionally only in despotic species that are naturally given to hierarchy.

Human political flexibility is driven by an ambivalence model grounded in highly contradictory behavioral tendencies inherited from primate evolution.

Humans can exhibit extreme egalitarianism as bands or tribes or staggering despotism by mammalian standards. This range of behaviors reflects structural contradictions within human nature rather than a nonexistent political nature. Political life is governed by three underlying dispositions: dominance, submission, and the resentment of being dominated. While dominance and submission are widely recognized in primates, Christopher Boehm emphasizes the critical third disposition: the resentment of domination.

Chimpanzee Despotism and Status Rivalry

Wild male chimpanzees form linear dominance hierarchies driven by intense status rivalry, threat, and appeasement. Adult males are obsessed with dominance and use various aggressive signals like staring, bristling, charging, and displaying, while subordinates use submission tools such as pant-grunts, crouching, and fear-grins to avoid attacks and prevent misunderstandings. Wild chimpanzees fulfill the criteria for a despotic animal society, driven by male status rivalry, linear dominance hierarchies, and territorial coalition behavior.

At Gombe, the author gave alpha male Goblin the impression of political rivalry and learned firsthand how jealous high-ranking chimpanzees are of their prerogatives. This behavior occurred within a 50-member study group of Kasakela chimpanzees, drawn from typical wild chimpanzee communities numbering 50 to 100 animals.

Chimpanzee alpha males gain reproductive benefits through political intimidation in mating and food competition. Subordinate males cannot leave the group because neighboring communities kill outsiders on sight, which paradoxically aids the alpha since larger numbers help in predator defense and intercommunity territorial raiding. Gombe and other studied groups recorded instances where small communities were lethally raided by larger ones until the males of the smaller groups were virtually eliminated.

The Hominoid Political Spectrum

Vehrencamp's political continuum measures social animals' hierarchy formation, placing societies on a scale from egalitarianism to despotism based on behavioral dispositions. At the despotic extreme, dominant individuals monopolize reproductive resources and exert strong dominance, which is selected for when subordinates cannot easily leave due to ecological or predatory pressures. In egalitarian species, competition and dominance displays are muted or absent, and intragroup aggression is low because innate behavioral dispositions favor reduced dominance.

Primate subordinates experience deep psychological ambivalence, harboring a continuous desire to dominate while simultaneously feeling fear and submission. Rather than operating on a simple binary on-off switch of pure submission, ambitious subordinates bide their time and constantly weigh their desire to win against the severe risks of injury or death. When prized commodities like meat or mates are at stake, this ambivalence leads subordinates to challenge superiors despite established hierarchies.

At Arnhem Zoo, Frans de Waal described pairs of male chimpanzees locked in protracted dominance instability, exhibiting fear-grins while trying to bluff each other, with one male even covering his mouth with his hand to hide strategic information. De Waal's observation of Yerkes female chimpanzees intervening collectively against an alpha male when he harassed a lesser male demonstrates that chimpanzees share rudimentary behavioral precursors of subordinate coalitions and resistance.

2. The Reverse Dominance Hierarchy of Foragers

Nomadic hunter-gatherers maintain political egalitarianism through an intentional reverse dominance hierarchy, where the rank and file form moral coalitions to actively suppress assertive alpha types.

Egalitarian societies are a bizarre type of political hierarchy where the weak combine forces to actively dominate assertive alpha types. Rather than resulting from a mere absence of hierarchy, egalitarianism requires subordinated individuals to form united political coalitions to keep the strong from dominating the weak.

The Egalitarian Ethos

The egalitarian ethos is not a passive reflection of environment, but an active, intentional guidance mechanism consisting of shared values that dictate social and political behavior. While earlier anthropologists like Steward relegated values to a passive ideology derived from environmental forces, Boehm argues that the egalitarian ethos provides a realistic focus for action. It operates as a behavioral blueprint combining an ethic of sharing, personal autonomy, and a strong antiauthoritarian and anticompetitive stance.

The Pintupi Aborigines placed a high value on personal autonomy, and Alaskan Eskimo groups viewed every man as having the same rights and privileges regardless of individual skill.

An upstart can be a bully, a selfish person during meat sharing, a wife-stealer, an overbearing leader, a manipulative shaman, or a recidivist murderer. The entire moral community acts as a latent political coalition poised to suppress such deviants.

Netsilik Eskimos once executed a shaman who began to dominate them.

The !Kung use boisterous ridicule and randomized meat-sharing rules to cool the hearts of successful hunters and prevent them from becoming arrogant. Successful hunters must show extreme modesty and deny their kills. Credit for the meat goes to the owner of the first arrow, and arrows are frequently swapped, which randomizes distribution responsibility and stops top hunters from dominating camp politics.

Lee recorded !Kung informants describing how young hunters are met with boisterous complaints about bringing home mere bones to prevent them from acting like chiefs.

Antiauthoritarian Sanctions

Egalitarian societies are maintained by moral communities where both sexes participate in ridicule, direct social pressure, ostracism, and execution to keep upstarts in place.

Both sexes judge the behavior of others against idealized profiles, decide when someone is socially deviant, and apply direct social pressure. If ultimate execution is called for, males usually act as executioners after decisions made by the group.

Foragers employ a graded continuum of deliberate antiauthoritarian sanctions to curb political deviance, moving from subtle social control to lethal force. When individuals display signs of wanting to dominate, groups utilize sanctions that escalate from covert gossip and public criticism to ridicule, active disobedience, ostracism, formal deposition, desertion, and finally execution.

Mbuti Pygmies and !Kung men who put on airs are mocked with ridicule or called Big Chief, and Pintupi Aborigines criticized a leader who made decisions on his own.

When utilizing antiauthoritarian sanctions, you rely on these specific methods:

• Engage in covert gossiping to review moral dossiers and deter deviance
• Express displeasure through direct public criticism
• Apply ridicule to take overassertive individuals down a peg
• Pointively disobey commands or ignore orders given by the leader
• Use ostracism or the silent treatment to insulate the group
• Desert the leader by moving to a different band
• Formally depose the leader from their role
• Execute the upstart through collective agreement of the moral community

When a menacing personality or bully severely intimidates a band, the group may collectively conspire to eliminate the upstart through legitimized capital punishment. If lesser sanctions fail because an individual is too intimidating, such as a recidivist murderer or a powerful shaman using sorcery, the social dominance hierarchy tips into an orthodox despotic form. To reclaim their autonomy, the moral community reaches a consensus to assassinate the tyrant, often delegating the execution to a male kinsman to prevent a chain of revenge killings.

Peter Freuchen related how a despotic bully in a deviant Eskimo colony was assassinated by his victims, and Alaskan Eskimos put individuals to death for witchcraft, brutal temperament, or adultery.

3. Tribal Societies and the Persistence of Equality

Horticultural and pastoral tribes maintain egalitarian autonomy despite heightened warfare, larger populations, and status rivalry by utilizing consensus decision-making and strict leveling mechanisms.

Tribesmen differ from foragers by being horticulturalists or pastoralists who have domesticated plants and animals, yet they remarkably maintain an egalitarian political approach under these new ecological conditions. While foragers live in small nomadic bands, tribes can combine forces to form larger confederations of thousands of warriors. Despite the Neolithic transition and the rise of intensive warfare and segmentary tribal societies, reverse dominance hierarchies continue to operate through similar mechanisms of social control.

Yanomamo Warriors and Tribal Segmentation

The Yanomamo engage in frequent raiding and intensive warfare, yet they successfully preserve local autonomy and remain strictly egalitarian by forbidding any man from gaining political authority. Yanomamo villages operate as sovereign political units where effective warriors can achieve enormous prestige and become headmen, but they cannot boss other men or command obedience. Because villages lack strong central authorities to resolve homicidal conflicts between patriclans, large villages frequently fission and divide.

A typical size of a Yanomamo village is 100 to 200 persons, and a quarter is the approximate fraction of adult males eliminated by endemic violence, raiding, and warfare among the Yanomamo.

Chagnon described a Yanomamo village chief who began raking the central area himself to ensure it was tidy for an incoming feast; when others followed his example, he retired to let them finish, demonstrating that he was obliged to lead only by example.

Leveling Mechanisms and Sanctioning

Tribes without centralized coercive power make major military and political decisions collectively through a time-consuming consensus-seeking process managed by low-profile leaders. When tribal segments merge or prepare for war, men meet in assemblies where every man has a voice to contribute information and arguments. Leaders keep a low profile initially, carefully observing the discussion until they perceive a consensus emerging, after which they catalyze the agreement.

Meggitt described how the Mae Enga of Highland New Guinea hold extensive meetings where clansmen discuss military options at length before the Big Man incisively summarizes arguments and announces the consensus decision.

When traditional egalitarian horticulturalists encounter external economic influences that lead to individual wealth accumulation, they invent new leveling mechanisms to redistribute wealth and suppress self-agglomeration. The sedentary Wape horticulturists of New Guinea utilize bridewealth donations and curing festivals to maintain status equivalency. When modern wage labor introduced individual wealth, the Wape instituted intense gift-giving and gambling with strict rules to randomly redistribute wealth and punish upstarts.

Mitchell documented that among the Wape, a big winner cannot leave a dice game until it is over and is expected to play in the next game because no one is permitted to possess goods or power to the disadvantage of others.

The 1920s was the decade when isolated Wape first contacted modern Australian culture through migrant labor, and 1947 was the year the first missions were established among the Wape.

Across diverse tribal cultures on multiple continents, the egalitarian ethos consistently demands personal equanimity, freedom from greed and jealousy, and exceptional generosity as antidotes to competitive dominance. Egalitarian societies universally value leaders who are kind, gentle, and generous in distributing property, while strongly rejecting aggressive status rivalry and meanness. This ethos reflects an implicit human contract wherein individuals surrender any statistical chance of becoming an absolute ruler to ensure that no one can ever dominate them.

When subtle public opinion, criticism, ridicule, disobedience, and deposition fail to check an overbearing upstart or tyrant, egalitarian tribal communities resort to covert ostracism and political assassination. Tribes maintain a reverse dominance hierarchy by applying a graded series of sanctions against individuals who attempt to aggrandize power or violate the egalitarian code. When a deviant becomes too intimidating for public criticism, community members may orchestrate a stealthy assassination, often persuading the upstart's own relatives to execute him to prevent blood feuds.

Hogbin reported that among the Busama of New Guinea, a masterfully behaving and greedy leader named Yomsa was enticed by his own family to a lonely part of the beach and stabbed in the throat, after which the killer lived in honor for many years.

A world ethnographic survey found 5 instances of political execution among hunter-gatherers across three continents, and 5 instances of political execution among tribesmen across the same three continents.

When you observe how egalitarian communities operate, you notice specific behavioral rules that prevent individuals from hoarding resources:

• Do not allow a big winner to leave a dice game until it is over.
• Require winners to participate in the next game of chance.

4. The Evolutionary Origins of Egalitarianism

Human evolution followed a U-shaped political trajectory, starting with despotic great apes. It dipped into a long period of hunter-gatherer egalitarianism before climbing steeply with domestication into chiefdoms and civilizations. Knauft identified a major evolutionary puzzle regarding how humans apparently lost their innate tendencies to hierarchy for millions of years before regaining them.

The U-shaped curve reflects a shift where the rank and file band together to dominate alpha-male types.

Knauft compared hierarchical great apes with simpler hunter-gatherer societies studied by Woodburn to outline this curve. In 1991, Knauft identified the puzzle in human evolution. In 1993, Boehm published principal results of his survey on forager and tribal egalitarians.

Weapons and the Equalization of Power

The invention of lethal hunting weapons transformed human political life. Violence became swift and deadly, neutralizing natural differences in physical size, strength, and canine teeth between combatants.

Extrasomatic means of fighting make physical intimidation displays obsolete.

Before weapons, primate dominance relied on physical size, jaws, and display behaviors like bristling hair to bluff opponents without close-range fighting. Lithic technology meant an attacker could kill an adversary or a camp bully from a distance with little immediate risk. This radically lowered the cost of resistance and made subordinates far more dangerous.

A conservative estimate of 500,000 years ago places weapons in a position to transform political behavior and genetic selection.

Lee documented a violent !Kung dispute where a man named Debe walked into camp and shot three arrows into his rival Gau, whose people made no move to protect him due to the lethal finality of the attack.

Multilevel Selection and Altruism

Natural selection operates simultaneously at the within-group level, which favors selfishness and nepotism, and the between-group level, which can support altruistic traits. The emergence of egalitarianism in foraging bands substantially debilitated within-group selection by eliminating dominant alpha males and leveling phenotypic variation.

Human moral communities successfully resolve the evolutionary free-rider problem at the phenotypic level through active social control.

Natural selection acts on phenotypes rather than genotypes. By forming aggressive coalitions to suppress potential bullies and sharing large-game meat equally, egalitarian bands drastically reduced phenotypic variation among individuals in mating and resource acquisition. The egalitarian !Kung maintain low phenotypic variation, in stark contrast to the despotic Kwakiutl who create substantial phenotypic variation through the presence of nobles, commoners, and slaves.

Free-riders who take advantage of altruists without contributing would normally eliminate altruism through within-group competition. However, forager bands use actuarial intelligence and social controls like gossip, ridicule, ostracism, exile, and execution to curb opportunists.

Wiessner observed that !Kung individuals who do not share are subjected to social control through gossip, ridicule, or ostracism, and exploited producers may cease producing for a while to force others to do their share.

You can manage group cooperation by following specific behavioral rules:

• Control non-producers and those who do not share through gossip, ridicule, or ostracism.
• Cease producing for a while when feeling exploited to force others to do their share.
• Escalate sanctions to criticism, ridicule, ostracism, expulsion from the group, or execution for serious free-riders.

By heavily suppressing free-riding at the phenotype level, the reproductive advantages of born cheaters are neutralized. Altruistic genes then prevail under moderate group selection.

Conclusion

You now see how human political evolution swung from ape despotism to Paleolithic egalitarianism and back to complex modern hierarchies. The deep evolutionary ambivalence between dominance and submission remains within you, creating a permanent tension between hierarchy and equality. When you understand that political egalitarianism is an intentional cultural invention rather than a natural state, you recognize the constant vigilance required to preserve democratic checks and balances against ambitious upstarts.

1. Maintain constant suspicion of alpha personalities who seek disproportionate power and personal glory.
2. Build moral coalitions with your peers to collectively police and suppress assertive leaders before they establish dominance.
3. Use gossip, public ridicule, ostracism, and the ultimate threat of execution to keep powerful individuals accountable.
4. Protect egalitarian institutions by ensuring that decision-making remains decentralized and consensual.
5. Recognize your innate capacity for political design, and use deliberate cultural rules to keep human political ambition in check.

10 Key Ideas

1. Human political flexibility stems from an innate ambivalence between dominance and submission, bridged by the remarkable invention of reverse dominance hierarchies where the weak band together to control upstarts.
2. Wild male chimpanzees form linear dominance hierarchies driven by intense status rivalry, threat, and appeasement, fulfilling criteria for a despotic animal society.
3. Nomadic hunter-gatherers maintain political egalitarianism through an intentional reverse dominance hierarchy, where the rank and file form moral coalitions to actively suppress assertive alpha types.
4. Egalitarian societies are maintained by moral communities where both sexes participate in ridicule, direct social pressure, ostracism, and execution to keep upstarts in place.
5. Horticultural and pastoral tribes maintain egalitarian autonomy despite heightened warfare, larger populations, and status rivalry by utilizing consensus decision-making and strict leveling mechanisms.
6. Tribes maintain a reverse dominance hierarchy by applying a graded series of sanctions against individuals who attempt to aggrandize power or violate the egalitarian code.
7. The U-shaped curve reflects a shift where the rank and file band together to dominate alpha-male types across human evolution.
8. Extrasomatic means of fighting make physical intimidation displays obsolete by allowing an attacker to kill an adversary or a camp bully from a distance with little immediate risk.
9. Human moral communities successfully resolve the evolutionary free-rider problem at the phenotypic level through active social control.
10. When you understand that political egalitarianism is an intentional cultural invention rather than a natural state, you recognize the constant vigilance required to preserve democratic checks and balances against ambitious upstarts.