Where The Fault Lines Converge

Last week, Lightcast released Fault Lines, our biggest thought leadership report yet. The main idea is that the chaotic disruption that’s rippled through the labor market over the past few years isn’t as confusing as it seems, but it can actually be traced back to three main factors: geopolitics, AI, and labor shortages. 

We chose those three fault lines because their combined disruption is greater than the sum of its parts. Each of the three challenges make the others harder. 

Geopolitics x AI

AI talent is a geopolitical advantage: something governments try to secure, protect, and deny to rivals. Countries are competing not only for territory or trade routes, but for engineers, research labs, data centers, semiconductor supply chains—

Lightcast profiles data shows the shape of that contest: only 24% of AI workers studied in the US, but 35% work there now. The United States wants to concentrate as much AI infrastructure (and talent) as possible in order to improve its geopolitical position on the world stage. 

Looking at regional competitiveness within countries, not just between them, we can also see how AI is making itself felt in the real world, not just on a screen.nData center employment has tripled in recent years. Regions that can offer reliable energy, fiber connectivity, skilled trades, and clear regulatory pathways are pulling in AI investment. 

The result is uneven acceleration. Some regions compound their advantages; others watch the gap widen. Instead of existing in some far-off tech world far away from geopolitical tensions, AI drives them.

AI x Labor Shortages

AI is making labor shortages worse instead of relieving them. Hospitality and healthcare, two industries that need workers most, have the lowest AI adoption of any sector (0.4% and 0.7%, respectively). Instead, AI adoption is highest in professional and technical roles where talent is comparatively abundant. It is reshaping white-collar work—editing, analysis, marketing, software development—while leaving in-person, specialized, care-oriented roles largely untouched.

This would be less of a problem if careers were still stable—if people could learn a job once and practice it for decades. But—also thanks to AI—that stability is eroding. Between 2021 and 2024, a third of the skills in the average job changed. So now, workers struggle to keep pace  and employers can’t find enough talent with the skills they’re looking for—even if those skills didn’t exist a few years ago. 

Labor Shortages x Geopolitics 

In Fault Lines, we identify three ways that working-age populations are shrinking: fewer babies are being born, large demographics of adults are retiring, and finally, immigration is going down. (Immigration inflows into North America, Europe, and Oceania are projected to decline 20% over the next 20 years.)

Fertility and retirement rates aren’t geopolitical—but immigration is. Many of the world’s wealthiest economies are imposing new immigration restrictions; for example, the US is scaling down international enrollment and revoking student visas for its own political and national security reasons. The US student population has already declined by over 100,000 since its 2017 peak.

In Fault Lines, the data on slowing immigration comes up in both our Geopolitics and Labor Shortages chapters, because it’s relevant to both. (In fact, we kept moving charts and copy from one chapter to the other until we found the right mix.)

Immigration has long been an alternative when populations age and birth rates decline—if a country can’t create enough workers on its own, then fine, we can get them somewhere else. But that’s no longer the case, because talent simply doesn’t flow as easily as it used to. 

Shaky Ground

Geopolitics concentrates AI talent and infrastructure in strategic hubs. AI disrupts skill demand unevenly, relieving pressure where labor is plentiful and leaving shortages untouched where labor is scarce. Geopolitics then constrains migration, removing one of the few tools that could offset demographic decline.

None of these trends are temporary, and none of them can be addressed individually. As the ground moves underneath us, the only stable footing comes from understanding where the pressure is building—and acting before it gives way.

Thanks for reading On The Job. Be sure to catch up on our past issues, including “Military Skills in the Civilian Job Market,” "Six Dos and Don'ts for AI" and "The Next Great Resignation." You can also subscribe here. We’ll see you next time.