I’m Axel Leon — I build companies, research machine learning, and write about ideas.
Most of them sit somewhere between artificial intelligence, mathematics, economics, and politics.
And occasionally, I’ll also wander into business, philosophy, and other exciting subjects.
Synopsis This publication is about the confluence of digital twins and world models as technologies for understanding, simulating, and eventually reasoning about complex physical systems. Beginning with construction, it examines how reality capture, BIM, live operational data, and fragmented project information can be reconciled into continuously updated digital representations capable
Synopsis In February 2026, Valar Atomics airlifted the unfueled components of a nuclear microreactor aboard three military cargo planes — evidence, the company argues, that nuclear reactors can now be manufactured like products rather than constructed as one-off megaprojects. This publication explores the technology behind Ward 250, a helium-cooled,
Synopsis This publication talks about how the Markov Game, also known as a stochastic game, provides the mathematical bridge between reinforcement learning and game theory. We get into how multiple intelligent agents make decisions in shared environments, how their actions jointly shape outcomes, and why concepts like reward functions, transition
The first Industrial Revolution cultivated steam and mechanized labour, guiding humanity from the fields into the factory and birthing the modern economy. The second fused electricity, steel, and the assembly line, delivering mass affluence at the price of unprecedented production; automobiles and the telephone burgeoned here. The third Revolution discharged