Writing

On systems engineering, analytics, networks, and decision systems.

2026-03-18
Decision SystemsMachine Learning

Designing for Non-Technical Users Without Dumbing Down the Analytics

A series on the architecture, methods, and mindsets behind building analytical systems that actually drive decisions.

2026-03-04
Decision Systems

The Difference Between a Report and a Decision Tool

A series on the architecture, methods, and mindsets behind building analytical systems that actually drive decisions.

2026-03-03
Decision Systems

Why Most Analytics Projects Fail Before They Start

A series on the architecture, methods, and mindsets behind building analytical systems that actually drive decisions.

2026-03-02
Decision SystemsEconometrics

From Data to Decisions

Most companies allocate capital based on correlations. Few ask whether the action caused the outcome. The difference between those two questions is not a statistical refinement — it is the difference between investing in what works and investing in what merely accompanies success.

2026-03-01
Data VisualizationDecision Systems

Charts Are Not Pictures

Most organizations treat charts as pictures — static outputs judged by aesthetics. This document treats them as capital allocation interfaces: systems that either free executive attention for decisions or consume it with decoding.

2026-02-25
Data ScienceMachine LearningSystems Engineering

Engineering a Production-Grade Shiny Infrastructure

How we transformed a “Proof of Concept” (GitHub | Live App) into a technical template for reproducible, observable, and validated data products.

2026-02-24
EconometricsData ScienceMachine Learning

CV vs Proper Validation

You train a model. You run 5-fold cross-validation. The RMSE looks great. You deploy.

2026-02-24
Networks

The Majority Illusion

You open social media. Most people around you seem to hold a particular opinion, adopt a new trend, or engage in a specific behavior. You conclude: