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samuelfernandezlorenzo.com

Global thinking for a complex world
I discuss theories of deep understanding, with applications in quantitative finance, AI, or physics.
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How Investment Analysts Reduce Complexity in 2025, but Not Optimally
Financial analysts and investment managers constantly face complex, high-dimensional data sets (and if you're reading this, you've probably experienced a similar problem). To handle this complexity, they often resort to dimensional reduction techniques, but frequently confuse methods that have fundamentally different purposes . Let's examine this. The Analyst's Dilemma: Simplify Without Losing Key Information In this article, I'll analyze two common approaches: principal com

Samuel Fernández Lorenzo
Sep 16, 20255 min read


Why GPT-5 disappoints: the myth of artificial superintelligence (ASI)
If you believe that artificial superintelligence is just around the corner, capable of surpassing us in everything we do, you might be wrong. Inspired by the evolution from Paleolithic to Neolithic art, I realized that true advances don't come from doing more of the same, but from seeing the world in a completely new way. What if superintelligence isn't about being the best at everything, but about revealing connections that humans cannot imagine yet? The evolution of human u

Samuel Fernández Lorenzo
Sep 10, 20254 min read


How to Use AI to Discover Interdisciplinary Connections: An Alternative Approach to Learning
Did you know that Albert Einstein played the violin and attributed part of his creative thinking to music? He once mentioned: "If I was...

Samuel Fernández Lorenzo
Sep 4, 20255 min read


Why Ships Float and Companies Sink
You can listen to this article in podcast version here (Spanish only) You may watch a summary video here . Have you ever wondered how a...

Samuel Fernández Lorenzo
Jul 29, 20255 min read


Everything is Graphs and Poetry
When I was in school, there was a teacher who told me something that, for some reason, became etched in my memory: "everything is...

Samuel Fernández Lorenzo
Jul 23, 20255 min read
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