The Second Machine Age Work Progress and Prosperity in a Time of Brilliant Technologies
by Erik Brynjolfsson, Andrew McAfee
7.82 / 10 12K ratings
- Language
- English
- Published
- 2016
- Publisher
- National Geographic Books
- Pages
- 320
- ISBN
- 9780393350647
In "The Second Machine Age," Erik Brynjolfsson and Andrew McAfee contend that humanity has entered a new era of profound transformation, comparable in scope to the Industrial Revolution. This "second machine age" is characterized by digital technologies that automate and augment cognitive tasks, much as the first machine age extended humanity's physical capabilities. The authors explore how exponential advancements in computing power, widespread digitization, and combinatorial innovation are reshaping economies and societies.
This technological surge promises immense "bounty" in the form of increased productivity and new possibilities, yet it also creates a growing "spread" in wealth and opportunity, affecting work and livelihoods across various professions. The book offers insights into how individuals, businesses, and policymakers can navigate this rapidly evolving landscape, suggesting strategies to "race with the machine" rather than against it, and to harness the benefits while mitigating the challenges of this digital future.
This technological surge promises immense "bounty" in the form of increased productivity and new possibilities, yet it also creates a growing "spread" in wealth and opportunity, affecting work and livelihoods across various professions. The book offers insights into how individuals, businesses, and policymakers can navigate this rapidly evolving landscape, suggesting strategies to "race with the machine" rather than against it, and to harness the benefits while mitigating the challenges of this digital future.
Subjects
- History
- Business & Money
- Science & Math
- Computers & Technology
- Economics
- Engineering & Transportation
- Business & Economics
- Business
- Industries
- Engineering
- Technology
- Social Science
- Trades & Technology
- Social Aspects
- Business Studies
- History & Culture
- Computers
- Technology & Engineering
- Social History
- Development
- Computers & Information Technology
- Robotics
- Economic Development
- Social Classes & Economic Disparity
- Information Technology
- Business Development
- Development & Growth
Original edition
The Second Machine AgeOriginally published in 2014 English W. W. Norton
Other editions (6)
- The Second Machine Age

- The Second Machine Age: Work, Progress, and Prosperity in a Time of Brilliant Technologies

- The Second Machine Age: Work, Progress, and Prosperity in a Time of Brilliant Technologies

- The Second Machine Age: Work, Progress, and Prosperity in a Time of Brilliant Technologies

- The Second Machine Age: Work, Progress, and Prosperity in a Time of Brilliant Technologies

Listen to the summary Narrated summary
A profound transformation is sweeping across the globe, ushering in an era as significant as the Industrial Revolution itself. This is the second machine age, a period defined not by the amplification of physical muscle, but by the unprecedented augmentation of mental power through digital technologies. Just as the steam engine liberated humanity from the constraints of brute force, so too are computers, software, and networks now freeing us from routine cognitive tasks, fundamentally reshaping economies and societies.
The bedrock of this new age rests upon three pillars: exponential growth in computing power, the pervasive spread of digitalization, and the boundless potential of combinatorial innovation. Computing power continues its relentless, doubling pace, famously described by Moore's Law, allowing machines to tackle problems once deemed exclusively human. This exponential advancement fuels the digitization of information, enabling its replication and distribution at virtually no cost. From self-driving cars navigating complex urban environments to artificial intelligences conquering the most intricate games or diagnosing diseases, these digital marvels are not merely performing tasks; they are learning, solving problems, and interacting in ways that were once the exclusive domain of human intelligence.
This technological revolution manifests in two powerful, often contradictory, economic forces: bounty and spread. The bounty is the immense abundance generated by these innovations – an explosion of goods, services, and information, often at falling prices and increasing quality. Productivity soars as digital tools allow for greater efficiency and new forms of value creation. Yet, alongside this bounty, a widening spread emerges, marked by growing inequality in wealth, income, and opportunity. As machines increasingly automate routine cognitive work, the demand for certain human skills diminishes, leading to job displacement in many sectors. The benefits of this new age disproportionately accrue to a smaller group of highly skilled individuals and businesses, creating a "superstar economy" where a few capture a vast share of the economic gains.
The decoupling of productivity and median income, a noticeable trend in recent decades, underscores this widening gap. While the economic pie grows, the distribution of its slices becomes increasingly uneven. Digital goods, often non-rivalrous and with near-zero marginal costs, challenge traditional economic models and metrics like GDP, which struggle to fully capture the consumer surplus and value generated. This shift necessitates a re-evaluation of how societies measure progress and allocate resources in an era where intangible assets and digital platforms reign.
Navigating this transformative period requires proactive adaptation from individuals, businesses, and governments alike. The key lies not in competing against the machine, but in racing *with* it, leveraging human creativity, emotional intelligence, and complex problem-solving skills that remain uniquely human. Education systems must evolve to cultivate these irreplaceable human aptitudes, fostering entrepreneurship and lifelong learning. Policy innovations, such as considering a negative income tax or universal basic income, may become crucial to address the challenges of job displacement and ensure a more equitable distribution of the era's immense wealth. By embracing these changes and strategically integrating human ingenuity with brilliant technologies, a future of widespread prosperity, rather than deepening divides, can be forged.
The bedrock of this new age rests upon three pillars: exponential growth in computing power, the pervasive spread of digitalization, and the boundless potential of combinatorial innovation. Computing power continues its relentless, doubling pace, famously described by Moore's Law, allowing machines to tackle problems once deemed exclusively human. This exponential advancement fuels the digitization of information, enabling its replication and distribution at virtually no cost. From self-driving cars navigating complex urban environments to artificial intelligences conquering the most intricate games or diagnosing diseases, these digital marvels are not merely performing tasks; they are learning, solving problems, and interacting in ways that were once the exclusive domain of human intelligence.
This technological revolution manifests in two powerful, often contradictory, economic forces: bounty and spread. The bounty is the immense abundance generated by these innovations – an explosion of goods, services, and information, often at falling prices and increasing quality. Productivity soars as digital tools allow for greater efficiency and new forms of value creation. Yet, alongside this bounty, a widening spread emerges, marked by growing inequality in wealth, income, and opportunity. As machines increasingly automate routine cognitive work, the demand for certain human skills diminishes, leading to job displacement in many sectors. The benefits of this new age disproportionately accrue to a smaller group of highly skilled individuals and businesses, creating a "superstar economy" where a few capture a vast share of the economic gains.
The decoupling of productivity and median income, a noticeable trend in recent decades, underscores this widening gap. While the economic pie grows, the distribution of its slices becomes increasingly uneven. Digital goods, often non-rivalrous and with near-zero marginal costs, challenge traditional economic models and metrics like GDP, which struggle to fully capture the consumer surplus and value generated. This shift necessitates a re-evaluation of how societies measure progress and allocate resources in an era where intangible assets and digital platforms reign.
Navigating this transformative period requires proactive adaptation from individuals, businesses, and governments alike. The key lies not in competing against the machine, but in racing *with* it, leveraging human creativity, emotional intelligence, and complex problem-solving skills that remain uniquely human. Education systems must evolve to cultivate these irreplaceable human aptitudes, fostering entrepreneurship and lifelong learning. Policy innovations, such as considering a negative income tax or universal basic income, may become crucial to address the challenges of job displacement and ensure a more equitable distribution of the era's immense wealth. By embracing these changes and strategically integrating human ingenuity with brilliant technologies, a future of widespread prosperity, rather than deepening divides, can be forged.
What other readers say
Liked
The reviews generally praise the book for its engaging and accessible exploration of the "second machine age," an era of unprecedented technological innovation driven by exponential growth, digitization, and the recombination of ideas. Many readers found it to be a well-written and digestible overview, combining various economic threads into a cohesive narrative. The authors are commended for highlighting how technology improves the quality of life, or "bounty," often in ways not fully captured by traditional economic metrics like GDP. The book is also lauded for presenting surprising statistics on the widening divide between capital and labor, and for emphasizing the crucial role of education and creativity in an age where machines increasingly handle routine tasks. It is seen as a valuable primer for understanding the impacts of artificial intelligence and automation on employment and society, offering thought-provoking insights and a counterpoint to more pessimistic views on technological progress.
Disliked
Despite its strengths, several reviewers point out some limitations of the book. For those already familiar with economic literature or technology trends, the content might not offer much new information, with some suggesting it largely reiterates themes from the authors' previous works. Critics found the policy recommendations, while sensible, to be somewhat bland, lacking in depth regarding implementation challenges or political hurdles, and at times feeling like a "wishlist" rather than practical solutions. Some reviewers expressed concern about the authors' perceived over-optimism regarding capitalism's resilience in the face of rapid change, arguing that the book's approach was at times uncritical or overly reliant on anecdotes without sufficient academic rigor. The book's focus is largely on the U.S. context, which left some international readers wishing for a broader global perspective, and its predictions on technology's pace were noted as already feeling somewhat dated in certain areas.
In short
Overall, the book is considered a worthwhile read that effectively stimulates thinking about the future of technology and its economic and social implications. While it may not provide all the answers or satisfy economists seeking groundbreaking new theory, it serves as an excellent starting point for understanding the profound shifts brought about by automation and artificial intelligence. It is highly recommended for policymakers, educators, and general readers who are curious about the intersection of technology and economics and seek to grasp the challenges and opportunities of the digital revolution. The book encourages readers to consider how humans can best "race with the machines" by leveraging unique human skills and adapting educational systems for a rapidly changing world.
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