Man vs. Objective Function: Lessons from Lieusaint and the Predator Hour

• • 🇵🇱 Polski

The article analyzes the crisis of human agency in the face of the dictate of algorithmic optimization, using a case study of the town of Lieusaint and its struggle with the Waze app. The author posits that true human subjectivity in the AI era is not manifested in trying to be more efficient than the machine, but in the ability to question the objective functions themselves that guide digital systems. The text reveals a fundamental conflict between instrumental rationality (maximizing efficiency) and communicative and ethical rationality, which recognizes immeasurable values in public space, such as children's safety or neighborhood bonds. Through a synthesis of philosophical thought—from Aristotle and Kant to Popper and Meadows—the article argues that technology is essentially 'frozen politics.' Consequently, the author advocates for a transition from powerless Luddite rebellion to the construction of 'democratic cybernetics,' where algorithms are embedded within normative and institutional frameworks that prevent the reduction of the complexity of human life to a single, measurable variable.

Man vs. Objective Function: Lessons from Lieusaint and the Predator Hour

Introduction

Can a human beat an algorithm? This article analyzes this conflict through the example of Lieusaint, a town that struggled with traffic generated by the Waze app.

You will discover why blind technical optimization often leads to social failures. The text explains the difference between computational efficiency and human wisdom in managing public space.

The goal is to demonstrate that true agency lies in questioning the objective function of AI systems and building ethical frameworks for technology.

Agency as Changing the Rules of the Game

The conflict between the mayor of Lieusaint and Waze teaches us that fighting a system is not about calculating routes better. Agency manifests as the ability to change the environment from which the algorithm draws its data.

The mayor introduced physical obstacles and signals to force the app to change its recommendations. He did not defeat the machine at its own game; rather, he changed the rules of the game itself.

This is a key lesson: the highest form of agency is not optimizing decisions within a system, but questioning the definition of the problem and changing the input parameters.

Technical Correctness Does Not Guarantee Social Optimality

An algorithm can function flawlessly within its objective function and still generate harmful outcomes. Waze optimizes travel time while ignoring social costs, such as noise pollution or the safety of children.

The problem stems from incomplete data. The system views a road as a transport vector, whereas for residents, it is a living space and a hub for social relations.

Technical correctness, therefore, does not equate to fairness. Optimizing a single metric often leads to so-called externalities, which a machine cannot balance on its own without human values.

Politics as the Resolution of Value Conflicts

An algorithm cannot organize traffic on its own because it lacks the capacity to weigh conflicting values. It cannot decide whether a driver's 30-second gain is worth the peace and quiet of the residents.

This is where politics emerges as a mechanism for assigning weights between immeasurable goods. It requires phronesis, or practical wisdom, which is absent in the purely instrumental rationality of AI.

Urban management is a problem of multi-objective optimization. The solution requires democratic dialogue and an acknowledgment of a plurality of needs that cannot be reduced to a single mathematical formula.

Summary

Freedom in a world dominated by code does not consist of finding the perfect algorithm. The true triumph of civilization is creating an order in which every decision can be questioned.

We must move from Luddite rebellion toward building institutions that hold technology accountable. This requires recognizing that AI is merely a tool, not the ultimate arbiter of truth.

Ultimately, our greatest value remains the right to be something more than just a variable in someone else's objective function.

📚 Based on

The Hour of the Predator

👤 About the book's author

Giuliano da Empoli

Sciences Po Paris

Giuliano da Empoli (born August 27, 1973) is an Italian-Swiss author, political scientist, and essayist. Educated in law at Sapienza University of Rome and in political science at Sciences Po Paris, he has combined academic analysis with political practice, serving as Florence's Deputy Mayor for Culture and as senior advisor to former Italian Prime Minister Matteo Renzi. Da Empoli teaches comparative politics at Sciences Po and serves as founding chairman of Volta, a Milan-based think tank focused on European public policy. His research investigates modern political machinery, algorithmic populism, and contemporary power structures. He gained widespread international prominence with his political essay 'Les ingénieurs du chaos' (2019) and his debut novel 'Le Mage du Kremlin' (2022), which received the Grand Prix du roman de l'Académie française and was a finalist for the Prix Goncourt.

Mind map: Humanity vs. The Objective Function

📖 Glossary

Funkcja celu
Matematyczny zapis celu, który algorytm ma zoptymalizować (np. minimalizacja czasu przejazdu), często pomijający kontekst społeczny.
Phronesis
Arystotelesowska roztropność praktyczna; zdolność do podejmowania właściwych decyzji w konkretnych, ludzkich sytuacjach, gdzie nie ma jednej formuły.
Front Pareta
Zbiór rozwiązań optymalnych, w których nie da się poprawić jednego parametru bez pogorszenia innego (np. szybkość przejazdu vs cisza w mieście).
Efekt zewnętrzny
Sytuacja, w której działanie jednej osoby wpływa na innych, ale koszty tego działania nie są ponoszone przez sprawcę (np. hałas aut dla mieszkańców).
Cybernetyka
Nauka o sterowaniu i komunikacji oparta na sprzężeniu zwrotnym, czyli korygowaniu działań systemu na podstawie obserwacji różnic między stanem obecnym a celem.
Policentryczne governance
Model zarządzania, w którym decyzje zapadają na wielu poziomach i są wynikiem współpracy różnych podmiotów zamiast jednej centralnej władzy.

Frequently Asked Questions

What does Mayor Lieusaint's conflict with the Waze app teach us about human agency?
This conflict teaches us that the highest form of human agency is not making better decisions within a system, but changing the rules and environment according to which the system makes decisions. It demonstrates the advantage of humans over algorithms in questioning the definition of a problem and deciding which goal deserves to be pursued.
1. Why can an algorithm that is technically correct still cause negative social effects?
2. An algorithm may be technically correct but socially flawed due to the incompleteness of its objective function. This happens when a system perfectly minimizes a variable that should not be the sole criterion for decision-making.
3. Why cannot an algorithm independently solve the problem of traffic organization in a city?
4. An algorithm cannot solve this problem on its own because traffic organization requires resolving conflicts between many contradictory values and interests, which cannot be reduced to a single objective function. A machine can search through a set of possible solutions, but it is unable to decide independently which one is fair, as that requires the adoption of specific political values.
5. What is the difference between an algorithmic understanding of a city and the actual needs of its residents?
6. An algorithmic understanding of a city reduces space to a simplified model of network segments and travel times, aiming for traffic optimization. In contrast, the real needs of residents include safe movement through the city, the ability to co-shape the space, and the realization of the social functions of the street.
7. What do algorithms fail to see in road traffic data, and how can this gap be filled?
8. Algorithms do not see local knowledge regarding the significance of a given place, such as the social functions of a street or the specifics of traffic near schools and nurseries. This gap can be filled by introducing a "civic dimension" into the systems and applying a polycentric management model that combines technological data with the contextual knowledge of residents and local governments.
9. Why is algorithmic optimization insufficient compared to human value systems and law?
10. Algorithmic optimization is based on treating data neutrally, whereas human value systems and law take into account asymmetry of vulnerability as well as the capacity for sympathy and care. Algorithms model preferences, but they lack moral imagination and an understanding of dependency relationships, which are crucial for protecting weaker individuals.
How does human agency differ from algorithmic optimization in the context of societal management?
Algorithmic optimization consists of achieving a given goal, whereas human agency allows for questioning the goal itself and the values from which it derives. Unlike machines, humans can manage pluralistic and often contradictory values through negotiation and democratic procedures.
Why is adjusting the algorithm alone not enough, and why do we need democratic influence on the design of technological systems?
Adjusting the algorithm alone is not enough because technology is 'frozen politics,' which perpetuates specific values and shapes user behavior through its architecture. Democratic influence is essential because an algorithm does not participate in moral discourse nor bear responsibility for adopted norms, which remains the domain of humans and institutions.
Why can optimizing a single metric (e.g., travel time) be harmful to society, and how can this be countered?
Optimizing a single metric, such as travel time, can be harmful because it overlooks immeasurable social values (such as safety or trust) and leads to situations where the metric becomes the goal at the expense of quality of life. To counter this, algorithmic scale must be combined with human diversity of values, and technological architecture should be designed to serve a pluralism of goals rather than reducing the world to a single measurable value.
Why are human institutions and a pluralism of perspectives essential when facing algorithmic optimization?
A pluralism of perspectives is essential because no single vision of reality is self-sufficient, and algorithms may overlook significant meanings and values. Human institutions are necessary to correct errors resulting from the fallibility of both humans and AI systems, ensuring that decisions are detectable, reversible, and take into account the recognition of various social groups.
Is an individual success in fighting an algorithm enough to solve a systemic problem?
No, an individual success does not solve a systemic problem, as local actions do not eliminate structural issues on a regional scale. A lasting solution would be institutionalization and the creation of standard communication channels between local governments and navigation systems.
Where does true human agency lie in a world dominated by algorithms, and what should the institutions of the future look like?
True human agency lies in the capacity for meta-reflection, the establishment of values, and the creation of constraints and rules for one's own actions. Future institutions should be based on democratic cybernetics, which combines the scale of AI models with the human voice, treating humans as an end in themselves rather than merely a record to be optimized.

🧠 Thematic Groups

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