Cognitive Biases, Algorithmic Bubbles and the Expansion of Tribalism

By Franck Essi

An Invisible Yet Powerful Machine

Tribalism is not only about identity-based rhetoric or community politics. It is, above all, a mental construction—a distorted way of perceiving reality—rooted in the natural flaws of our minds. In the era of social media and media overexposure, this psychological mechanism has been reinforced by a digital architecture designed to lock each of us into our own vision of the world.

Behind verbal clashes, identity retreats, and political divisions disguised as community tensions operate two silent yet devastating engines: cognitive biases and algorithmic bubbles. They feed, spread, and amplify contemporary tribalism.

What Cognitive Biases Are

Cognitive biases are mental shortcuts our brains use to make quick decisions. They simplify our relationship with the world but introduce systematic errors in reasoning. They are neither moral flaws nor pathologies: they are universal mechanisms, present in all of us. Yet in contexts of distrust, competition, or crisis, they become weapons of mass fragmentation.

Among the most influential in fueling tribalism:

  • Confirmation bias: we select information that confirms what we already believe and ignore that which contradicts it.
  • Outgroup homogeneity bias: we perceive members of an outside group as all alike, while we see our own group as diverse and nuanced.
  • Attribution bias: we excuse the errors of our group by attributing them to circumstances, but interpret the faults of others as proof of their nature.
  • Negativity bias: we retain negative facts more easily than positive ones, especially when they concern a group we perceive as threatening.

When Psychology Fuels Tribalism

Applied to identity, these biases become powerful catalysts of tribalism:

  • An isolated incident involving one member of a community becomes collective proof of malice.
  • The economic success of a minority group is interpreted as a plan for domination.
  • A political appointment is not seen as the result of an individual career, but as the sign of tribal favoritism.

These mechanisms do not just produce misunderstandings: they structure narratives, forge convictions, justify exclusion. They transform complex situations into simplistic interpretative grids, where “we” are always victims or threatened, and “they” are always complicit or predatory.

Thus, tribalism thrives on an economy of suspicion, fueled by biased perceptions, reinforced through repetition, and frozen by emotion.

Social Media: Digital Catalysts of Biases

The arrival of social media has transformed this mechanism from an individual process into a collective self-reinforcing system. Platforms such as Facebook, X (formerly Twitter), TikTok, or WhatsApp operate on algorithms that privilege emotional engagement: what shocks, what divides, what confirms our beliefs.

In other words, social networks do not show us the world as it is, but the world as we want to see it. This phenomenon has a name: the algorithmic bubble.

Inside an algorithmic bubble:

  • If you click on anti-Beti content, the algorithm will show you more.
  • If you share messages denouncing a “Bamiléké hegemony,” similar posts will flood your feed.
  • If you like identity-based discourses from the North, endless threads will appear to reinforce that perspective.

These bubbles create echo chambers where each person is trapped in their convictions, exposed only to messages that reinforce them, shielded from contradiction. Contradiction itself is no longer seen as an opportunity for debate but as an attack. Nuance becomes suspect. The enemy—always vague, always collective—becomes omnipresent.

The Combined Effect: Radicalized Minds, Normalized Tribalism

When personal cognitive biases meet algorithmic logic, tribalism goes viral.

  • A baseless rumor is interpreted as truth, confirmed by other biased testimonies.
  • A hate-filled speech trends, not because it is true, but because it provokes strong emotional reactions.
  • A caricature shared a thousand times becomes a collective truth, resistant to any investigation.

Thus, a gentle radicalization process sets in. Tribal discourse becomes banal. Jokes turn into slogans. Insults transform into political positions. Soon, the very idea of equitable coexistence appears naïve, even dangerous.

In Cameroon, Elections as Accelerators

In Cameroon, this dynamic intensifies during every election cycle. The absence of an impartial state, the extreme personalization of power, the capture of political parties by clientelist logics, and the closure of institutional debate leave the field open to identity-based politics.

In this democratic vacuum, cognitive biases and digital bubbles replace debate with suspicion, argumentation with stigmatization. Every political speech is analyzed through the lens of the speaker’s supposed ethnicity. Every project is seen as a strategy of appropriation. Ethnicity becomes the only legible card.

In such conditions, elections cease to be the expression of collective will. They become rituals of retreat, competitions between imagined communities where the winner is perceived as the oppressor of the losers.

How to Resist?

Breaking this cycle requires deep effort, both individual and collective.

  1. Education on cognitive biases: learning to recognize our judgment errors, seeking contradictory evidence, cultivating intellectual humility.
  2. Diversifying sources of information: stepping out of digital bubbles, confronting different viewpoints, rejecting easy certainties.
  3. Regulating platforms: social media are not neutral. They must be subject to transparency, moderation, and protection against hate speech.
  4. Reconstructing politics: only a real, participatory democracy based on equal rights and opportunities can short-circuit the logics of fear and retreat.

My conviction: Thinking Against Oneself to Think Together

The greatest danger of contemporary tribalism is not only that it divides. It is that it creates the illusion of lucidity, while resting on distorted perceptions, reinforced by machines designed to exploit our cognitive weaknesses.

Resisting tribalism today is not only about proclaiming attachment to national unity. It is about making the painful effort to think against oneself, to question our reflexes, to dialogue with what unsettles us.

In an age where cognitive biases are industrialized by algorithms, where truth is transformed into a product of engagement, thinking for oneself has become a major political act.

It is through this critical vigilance that the deconstruction of tribalism begins—and the reconstruction of a shared future becomes possible.

#IdeasMatter
#WeHaveAChoice
#WeHaveThePower
#LightUpOurBrains
#CivicEducation

Avatar de Franck Essi

Franck Essi

Je suis Franck Essi, un africain du Cameroun né le 04 mai 1984 à Douala. Je suis économiste de formation. J’ai fait des études en économie monétaire et bancaire qui m’ont permi de faire un travail de recherche sur deux problématiques : ▶Les conditions d’octroi des crédits bancaires aux PMEs camerounaises. ▶ L' endettement extérieur et croissance économique au Cameroun. Je travaille aujourd’hui comme consultant sur des questions de planification, management et développement. Dans ce cadre, j’ai l’opportunité de travailler avec : ▶ La coopération allemande (GIZ), ▶Les fondations politiques internationales (Friedrich Ebert Stiftung, IRI, Solidarity Center et Humanity United), ▶ Des organismes internationaux (Conférence Internationale de la région des Grands Lacs, Parlement panafricain, …), ▶ Des Gouvernements africains (RDC, RWANDA, BURUNDI, etc) ▶ Et des programmes internationaux ( Initiative Africaine pour la Réforme Budgétaire Concertée, Programme Détaillé pour le Développement de l’Agriculture Africaine, NEPAD). Je suis également auteur ou co – auteur de quelques manuels, ouvrages et études parmi lesquels : ▶ Se présenter aux élections au Cameroun (2012) ▶ Prévenir et lutter contre la fraude électorale au Cameroun (2012) ▶ Les jeunes et l’engagement politique (2013) ▶Comment structurer un parti politique progressiste en Afrique Centrale (2014) ▶ Historique et dynamique du mouvement syndical au Cameroun (2015) ▶ Etudes sur l’état des dispositifs de lutte contre les violences basées sur le genre dans les pays de la CIRGL (2015) ▶Aperçu des crises et des dispositifs de défense des pays de la CIRGL (2015) ▶ Citoyenneté active au Cameroun (2017). Sur le plan associatif et politique, je suis actuellement Secrétaire général du Cameroon People’s Party (CPP). Avant de le devenir en 2012, j’ai été Secrétaire général adjoint en charge des Affaires Politiques. Dans ce cadre, durant l’élection présidentielle de 2011, j’étais en charge du programme politique, des ralliements à la candidature de Mme Kah Walla, l’un des speechwriter et porte – paroles. Je suis également membre de plusieurs organisations : ▶ L’association Cameroon Ô’Bosso (Spécialisée dans la promotion de la citoyenneté active et la participation politique). J'en fus le coordonnateur des Cercles politiques des jeunes et des femmes. Dans cette organisation, nous avons longtemps œuvré pour les inscriptions sur les listes électorales et la réforme du système électoral. ▶ L ’association Sema Atkaptah (Promotion de l’unité et de la renaissance africaine). ▶ L ’association Mémoire et Droits des Peuples (Promotion de l’histoire réelle et de la résolution du contentieux historique). ▶ Le mouvement Stand Up For Cameroon (Milite pour une transition politique démocratique au Cameroun). J’ai été candidat aux élections législatives de 2013 dans la circonscription de Wouri Centre face à messieurs Jean jacques Ekindi, Albert Dooh – Collins et Joshua Osih. J’étais à cette occasion l’un des coordonnateurs de la plateforme qui unissait 04 partis politiques : le CPP, l’UDC, l’UPC (Du feu Papy Ndoumbe) et l’AFP. Dans le cadre de mon engagement associatif et militant, j’ai travaillé et continue de travailler sur plusieurs campagnes et initiatives : • Lutte pour la réforme du code électoral consensuel et contre le code électoral de 2012. • Lutte pour le respect des droits et intérêts des personnes souffrant d’un handicap. • Lutte pour le respect des droits et intérêts des populations déguerpies de leurs lieux d’habitation. • Lutte contre le trafic des enfants. • Lutte pour la défense des droits et intérêts des commerçants face aux concessionnaires privés et la Communauté urbaine. • Lutte pour le respect des droits et intérêts des pêcheurs dans la défense de leurs intérêts face à l'État et aux firmes internationales étrangères. A la faveur de ces multiples engagements, j’ai été arrêté au moins 6 fois, détenus au moins 04 parfois plus de 03 jours. J’ai eu l’occasion de subir des violences policières qui, heureusement, n’ont laissé aucun dommage durable. Aujourd’hui, aux côtés de mes camarades du CPP et du Mouvement Stand Up For Cameroon, je milite pour que nous puissions avoir un processus de réconciliation et de refondation de notre pays qui n’a jamais été aussi en crise. A notre manière, nous essayons d’être des Citoyens Debout, des citoyens utiles pour leurs concitoyens et pour le pays.

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