The Apprenticeship Bargain | Angela Chen-Delantar
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Angela Chen-Delantar

The Apprentice

What happens to becoming an expert when AI can do the junior work?

By Angela Chen-DelantarOctober 2026
An illustration of a medieval baker and his apprentice at a brick oven
An illustration of a medieval baker and his apprentice. (From 'The Medieval Cookbook' by M. Black)

The illustration above shows a baker and his apprentice. For centuries, that is how people became experts: you did the simple work, badly at first, beside someone who knew better.

My younger brother graduated from college this year. He is finding that the bar for juniors has risen to new heights: employers expect more and more of them on day one. He is not alone. Among workers aged 22 to 25 in the most AI-exposed jobs, employment is now about 19% below where it would otherwise be, mostly because fewer of them are being hired.

19%
Workers aged 22 to 25 in highly AI-exposed occupations: employment about 19% below where it would be if it had kept pace with similarly aged workers in less-exposed occupations. The gap works mainly through less hiring, not more people leaving jobs.
Brynjolfsson, Chandar & Chen (2026), ADP payroll data through June 2026
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It shows
declines are concentrated in occupations where AI tends to automate tasks; where AI is used more to complement workers, employment is flat or rising. Experienced workers did not show the same gap.
It doesn’t show
that AI caused the gap. The authors call these “early, descriptive indicators… rather than causal estimates”, and the gap shrinks when education is taken into account.

If AI can do the junior work, where will the next generation of experts practice?

01 / 06 Report

Two answers on the same day

On 22 September 2026, two very different institutions offered an answer. Andreessen Horowitz announced the Horowitz Andreessen Academy (HAA), a full-time program in San Francisco for about 50 students, mostly just out of high school, built around Courses, Co-ops and Pursuits (HAA, 2026a, 2026b; Torenberg, 2026). Its launch memo opens: “The internet made it possible to know anything. AI makes it possible to do anything.” Its posting for a founding Dean of Education says students will build high agency, AI-native building, people skills and ambition “not through traditional lectures, tests, grades, or homework - but through allowing students to create their own challenges and projects” (Andreessen Horowitz, 2026).

A new school
Horowitz Andreessen Academy
  • About 50 students, from September 2027
  • Courses, Co-ops and Pursuits
  • Built for high agency and AI-native building
  • Learning through projects, not grades
An old university
Cornell’s Future of the American University report
  • 238 pages, a year-long process
  • 18 faculty, 6,000+ stakeholders
  • AI, government relations, public trust
  • Asks what is “indispensably human” in learning

On the same day, Cornell, founded in 1865, published a 238-page report on the future of the American university. What struck me is that it does not treat AI mainly as a cheating problem. AI, it warns, can create “the appearance of learning without the intellectual formation that makes learning meaningful and durable” (Cornell, 2026, p. 11).

“Sound judgment develops through practice, not transmission.”
Cornell University, 2026, p. 48

AI is very good at transmission. It can explain, summarize and increasingly produce competent work. Cornell’s answer is not to ban it, but to become “far more intentional about what remains indispensably human in the learning process” (p. 12), with more hands-on work in which students demonstrate, build, argue and solve problems. The catch is a paradox: using AI well takes judgment, yet leaning on AI too early lets students skip the experiences that build it.

So the question is not whether students should be allowed to use AI. The question is when.

02 / 06 Model

The old apprenticeship bargain

When I started as an analyst at CPPIB, I was not particularly efficient. I wrote first drafts, built spreadsheets, reviewed documents and sat quietly in meetings. A senior associate could have done most of it faster, but I was coached to get better, and I am grateful for it.

That was the deal. Employing a junior produced two kinds of value:

Value of junior = useful work today + future skilled worker

The first term paid for the second. Along the way, juniors learned what a good memo looks like, when a number doesn’t look right and what a client is actually worried about. That is how professional judgment gets built. It matters that the Stanford researchers found the steepest declines in jobs built on codified knowledge, while experienced workers in jobs built on tacit knowledge, learned through practice and mentorship, have done fine (Stanford Digital Economy Lab, 2026).

AI changes the first term. Try for yourself by changing what % of routine work a junior does that AI can do and see how the apprenticeship economics change.

Try it
What is a junior worth?
Move the slider to change how much of the routine junior work AI can do. Units are illustrative.
Useful work today
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Future skilled worker
40
Supervision and training
−30
Value of hiring the junior this year {{ netLabel }}
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What this shows
The future term does not change, but the present term that used to pay for it shrinks.
What it doesn’t
Real values. The numbers are made up to show the shape of the argument.

At the far end of the slider, the equation becomes:

Value of junior = future skilled worker − supervision and training cost

“Hire this person because they do useful work while learning” is easy to defend. “Hire this person so that someone skilled exists in five years” is a much harder sell.

03 / 06 Model

Two ladders

From here, the junior ladder can go two ways. In the first, senior staff use AI to do the junior work:

1
Senior + AI does the junior work
2
Fewer juniors hired
3
Fewer enter the ladder
4
Fewer experienced people later

Universities should take this seriously, because they have always relied on employers to finish professional education. A university teaches accounting; a firm teaches you to be an accountant. If fewer employers need novices, who pays for that second stage of learning?

In the second, AI makes juniors more capable. A novice programmer can attempt what once took years of experience, and a junior analyst can test hypotheses much faster. That is the part of the HAA experiment I find most interesting:

1
Junior + AI takes on harder problems
2
Richer practice, earlier
3
Learns faster
4
Stronger apprenticeship

For my brother’s generation, is it going to be a race to the bottom or a race to the top? How about in 10 years time, do the models of professional service firms for where associates become partners still exist, when the junior to partner pipeline dries up?

Try it
Two ladders, ten years
Pick what an organization does with the time AI saves, then drag through ten years. A toy model to show the shape of the choice, not a forecast.
Hire fewer juniors Give juniors harder work
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How the toy model works
Ten juniors a year to start; each rung takes three years. “Hire fewer” cuts hiring over five years. “Harder work” keeps hiring and lets each rung take two years.
What it doesn’t show
Which path any real employer is on. It only shows why the two choices diverge slowly and then sharply.
Practitioner

I have seen the second ladder up close. At Eskwelabs, a company I co-founded, our Education Innovation Fellowship began as a conventional internship: one manager worked closely with five to seven interns every six months. Good apprenticeship needed supervision, and supervision needed someone’s time.

My cofounder, who has run the company since 2024, has since scaled it to roughly 300 interns per cycle, partly by introducing AI managers that provide much of the day-to-day structure, guidance and feedback. It is one organization’s experience, not proof that the model generalizes, but it changed how I think about the economics of apprenticeship.

Try it
Where does the expert’s attention go?
Switch between the two models of supervision.
Traditional AI-supported
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What this shows
AI does not replace the expert. It changes when the expert is necessary.
What it doesn’t
Whether novices in the AI-supported model learn as much. That still needs to be measured.

In the AI-supported model, the expert spends less time correcting routine work and more time asking the questions that build judgment. Why did you choose this approach? What evidence would change your mind? What did you miss? Would you put this in front of a client? These are exactly the situations Cornell says build judgment (Cornell, 2026, p. 41).

04 / 06 Proposal

When should AI be in the room?

This makes when a teaching decision, not a technology policy. First decide what capability the student should build. Then decide whether AI should be absent, a coach or a colleague.

MODE 1
AI absent
The struggle itself builds foundational knowledge or a mental model the student must internalize.
MODE 2
AI as coach
Tutor, critic, simulation partner or first-pass feedback, while the student owns the reasoning.
MODE 3
AI as colleague
AI is part of the professional environment, and refusing it would make the task less realistic.

The teacher becomes less a source of information and more the designer of the sequence of experiences through which judgment develops. Try it on one of your own assignments.

Try it on your own work
Audit one class assignment
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See my result {{ auditMsg }}
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Why
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Design
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Assess
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Skipped-practice check. The student can’t yet explain the result. Before AI takes on more of this task, make sure the judgment needed to supervise it exists: add a moment where they show their own first attempt.
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What this shows
A way to decide when AI belongs in an assignment, based on the capability it should build.
What it doesn’t
Tested rules. This is a design proposal from this essay, not a validated instrument.

An apprentice also learns what the master pays attention to, what counts as good work and how to act when there is no obvious right answer. Apprenticeship has always passed on values as well as skills. AI can pass on the information without the standards.

05 / 06 Speculation

What a university could become

I don’t think universities should copy HAA. Its money, network and students are hard to replicate. But parts of it can be unbundled and scaled. Tap each card to see a university-sized version:

The point is not to replace professors with AI. It is to use AI to make the time between high-value human moments cheaper, so people can spend more of theirs on judgment, standards and feedback. Taken further, a degree could be organized around growing autonomy rather than courses and exams:

From courses to pursuits
YEAR 1
Foundations
Mostly AI absent
Domain knowledge and core thinking. More deliberately AI-free work than people might expect.
YEAR 2
Supported practice
AI as coach
Much harder problems, with AI as tutor, critic and simulator. Students defend their choices.
YEAR 3
Apprenticeship
AI as colleague
Real work in companies, labs, nonprofits and agencies, with AI scaffolding and human mentors.
YEAR 4
Pursuit
AI as colleague
A company, research, a policy or a film. Courses become just-in-time resources for the project.
Today’s logic A possible logic
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This isn’t a vocational model. Historians, scientists, artists and engineers all develop the same way: harder and harder practice, exposure to standards, and feedback from people who know more.

06 / 06

Making apprenticeship scalable

For a century, universities got very good at scaling the transmission of knowledge. One professor could teach hundreds of students. Apprenticeship stayed expensive, because expert attention did not scale.

AI may change that. If it does, its most important use in education may not be a better chatbot for every student. It may be making apprenticeship itself scalable, so that something that has looked like an elite experience becomes available to far more people.

The apprentice in the illustration learned beside the baker, loaf after loaf. My brother’s generation still needs somewhere to learn beside people who know better. Building that, at scale, may be the most useful thing a university can do with AI.