Cognitive science, statistical thinking, and NeuroAI for product management. Building synthetic audiences at North AI.https://lucascazelli.com/https://lucascazelli.com/posts/m-system-multipotentiality-portfolio-not-focus/https://lucascazelli.com/posts/m-system-multipotentiality-portfolio-not-focus/A Brazilian creator's video on why we abandon our hobbies turns out to rest on a 1979 change-management model and a well-studied theory of effort. The systems-engineering version, for anyone whose interest list spans robotics, data science, and everything between.Wed, 05 Aug 2026 10:00:00 GMThttps://lucascazelli.com/posts/local-vs-cloud-ai-coding-2026/https://lucascazelli.com/posts/local-vs-cloud-ai-coding-2026/Chip export controls and over-capitalised AI competitors are reshaping where teams run inference. A practical framework for choosing between local and cloud AI coding workloads in 2026.Thu, 25 Jun 2026 10:00:00 GMThttps://lucascazelli.com/posts/labor-illusion-wrong-bet-creative-testing/https://lucascazelli.com/posts/labor-illusion-wrong-bet-creative-testing/We trust AI more when it pretends to think slowly. In creative testing that instinct is backwards: the job is a fast, defensible verdict, proven with real attention data, not theatrical delay.Thu, 04 Jun 2026 10:00:00 GMThttps://lucascazelli.com/posts/ibm-selectric-when-brilliant-engineering-loses-to-market-change/https://lucascazelli.com/posts/ibm-selectric-when-brilliant-engineering-loses-to-market-change/How IBM's 1961 typewriter dominated business for 25 years — and why solving the right problem perfectly didn't save it from the personal computer. A product lesson on market awareness.Sat, 09 May 2026 10:00:00 GMThttps://lucascazelli.com/posts/finite-elements-to-human-elements-engineering-career/https://lucascazelli.com/posts/finite-elements-to-human-elements-engineering-career/How transitioning from structural engineering to AI product leadership revealed that understanding human decision-making is more complex—and more rewarding—than any finite element analysis.Fri, 12 Sep 2025 10:00:00 GMThttps://lucascazelli.com/posts/engineering-roots-of-generative-ai/https://lucascazelli.com/posts/engineering-roots-of-generative-ai/A practical history of early generative AI—how rule-based systems evolved into probabilistic models and neural generators, and the engineering trade-offs that shaped modern AI.Thu, 11 Sep 2025 10:00:00 GMThttps://lucascazelli.com/posts/why-your-brain-hates-ab-tests-system-1-vs-system-2-product-decisions/https://lucascazelli.com/posts/why-your-brain-hates-ab-tests-system-1-vs-system-2-product-decisions/Product managers make 100+ micro-decisions daily. Here's how Kahneman's dual-process theory explains why we're so bad at interpreting test results.Wed, 10 Sep 2025 10:00:00 GMThttps://lucascazelli.com/posts/statistical-significance-vs-behavioral-significance-pm-dilemma/https://lucascazelli.com/posts/statistical-significance-vs-behavioral-significance-pm-dilemma/When 95% confidence isn't enough - understanding the critical difference between statistical significance and behavioral significance in product decisions.Fri, 13 Dec 2024 10:00:00 GMThttps://lucascazelli.com/posts/test-auto-highlighting/https://lucascazelli.com/posts/test-auto-highlighting/A test post to verify that concept terms are automatically highlighted in blog post text.Thu, 12 Dec 2024 12:00:00 GMT