The Human Use of Human Beings

Overview

The Human Use of Human Beings: Cybernetics and Society (1950) is Norbert Wiener's attempt to draw the social and ethical consequences of cybernetics for a general audience. Written in the immediate aftermath of the Second World War, in which Wiener had helped develop the mathematics of prediction and feedback for anti-aircraft fire control, the book argues that the same principles of communication and control that govern machines and organisms also govern human society — and that our failure to understand them threatens the survival of freedom and dignity.

The book is not a technical treatise but a philosophical essay. Its chapters range over the nature of information, the relation of information to entropy, the possibilities and dangers of learning machines, the "second industrial revolution" of automation, and the moral responsibilities of scientists. Its central ethical claim is contained in its title: the great danger of the machine age is not the machine itself but the "human use of human beings" — the treatment of persons as components of systems, valued only for their function.

Core Ideas

Communication and Control as the Unity of Animal and Machine

Wiener's founding insight is that communication and control are inseparable, and that they are the same phenomenon in organisms and machines. A nervous system and a servomechanism both operate by exchanging information with their environment and using feedback to correct their course toward a goal. "When I control the actions of another person," Wiener writes, "I communicate a message to him, and although this message is in the imperative mood, the technique of communication does not differ from that of a message of fact." Cybernetics — from the Greek kybernetes, "steersman" — is the science of this universal steering, and the book's first task is to show that society is governed by the same logic as the thermostat.

Information, Entropy, and the Direction of Time

Wiener gives the concept of information a cosmological meaning. Information is a measure of order, and its natural tendency is to dissipate: the universe drifts toward entropy, toward disorder, in accordance with the second law of thermodynamics. Living things are locally anti-entropic: they extract order from their environment and, in doing so, create the temporary islands of organization we call minds and societies. Communication is therefore not a neutral transfer of data but a defiance of cosmic decay. This gives Wiener's philosophy its characteristic tone — at once scientific and tragic — and makes the preservation of information, and of the human capacities that create it, a moral task.

The Second Industrial Revolution

The book's most prophetic chapter concerns what Wiener calls the "second industrial revolution": the replacement of human judgment by automatic machinery, just as the first industrial revolution replaced human muscle. Wiener was among the first to see that the new machines would not merely augment human labor but compete with it — that computing, communication, and control would displace not only hands but heads. He insisted that this transformation must be governed by human purposes, not by the internal logic of the machine, and that the question of who benefits from automation is a question of power. His warnings about mass displacement and the concentration of wealth anticipated the entire modern debate about AI and work.

The Human Use of Human Beings

The book's ethical core is its title. Wiener argues that the deepest sin of the machine age is to treat human beings as means — as inputs to systems, as interchangeable components, as statistical units — when they are ends in themselves. The "human use of human beings" is the use of persons in ways that respect their creativity, their freedom, and their capacity for responsible choice. Wiener rejects both the technocrat's dream of total administration and the machine's indifference to individual fate: "We can only be saved," he writes, "by living a rich and varied life in which the full use of our capacities is the criterion of value." The machines, he insists, are our creatures, not our masters — unless we choose to make them otherwise.

The Individual in the Information Age

Wiener's book contains one of the first philosophical portraits of the individual in an information society. A person, he argues, is not merely a body but a pattern of information — a "message" that persists through time as the matter in which it is embodied changes. This informational conception of the person had radical consequences: Wiener was among the first to speculate that a human being might, in principle, be transmitted or reproduced as information, and he insisted that the integrity of the individual's information — what we would now call privacy — is a condition of freedom itself. "The individual," he wrote, "is the being who can keep a secret." The state that treats its citizens as transparent data subjects is, on this account, violating the very structure of personhood.

Historical Context

The book was written in the first years of the Cold War, amid the aftermath of Hiroshima and the dawning age of computing, cybernetics, and information theory. Wiener had played a direct role in the wartime development of prediction technology, and his moral reflections are haunted by the responsibility of the scientist: having seen his ideas used for war, he insisted publicly that scientists must refuse to work on weapons. The book also belongs to the founding moment of information theory, in which Wiener, Claude Shannon, and others were giving the concept of "information" its modern mathematical form. It is, in effect, the first attempt to think through the social philosophy of the information age.

Legacy

The Human Use of Human Beings made cybernetics a public philosophy and is one of the founding texts of the philosophy of technology. Its concepts — feedback, information, the second industrial revolution — entered the common vocabulary, and its warnings about automation, concentration of power, and the reduction of persons to data have proved continuously relevant. The book directly influenced the cybernetic movements in biology, psychology, anthropology, and management theory, and its ethical concerns anticipate the contemporary debate about AI ethics, algorithmic governance, and the future of work.

Critics have noted that the book's popularizations sometimes outrun its mathematics, and that its account of society as an information system underplays the role of power and conflict. But its central insight remains untouched: the question of technology is finally a question about the human use of human beings. As automation and artificial intelligence expand, Wiener's book remains the classic statement of the ethic that must govern them.

Wiener's book remains the classic statement of an idea that the digital age has made urgent: that information is not a commodity but a condition of personhood, and that the treatment of persons as data is a moral failure, not a technical convenience. Its title has become a slogan for the ethics of technology — a reminder that the machines are tools, and the ends are human.

Sources

• Wiener, Norbert. The Human Use of Human Beings: Cybernetics and Society. Boston: Houghton Mifflin, 1950.
• Wiener, Norbert. Cybernetics: Or Control and Communication in the Animal and the Machine. 2nd ed. Cambridge, MA: MIT Press, 1961.
• Conway, Flo, and Jim Siegelman. Dark Hero of the Information Age. New York: Basic Books, 2005.
• Shannon, Claude E., and Warren Weaver. The Mathematical Theory of Communication. Urbana: University of Illinois Press, 1949.