Articles

Blog posts and Medium articles, newest first.

• Quoin: From Prompt Engineering to Workflow State for Claude Code

  Medium
  29 Apr, 2026

  Why Quoin moved from prompt engineering to a workflow-state model when integrating Claude Code into real codebases.

• Demystifying Causality: An Introduction in Causal Inference and Applications. Part 5

  Medium
  27 Aug, 2023

  Instrumental variables in causal inference — using natural experiments like rivers and judicial assignment to identify causal effects.

• Demystifying Causality: An Introduction in Causal Inference and Applications. Part 4

  Medium
  2 Jul, 2023

  Estimating causal effects when you don't have access to causal graphs — methods and tradeoffs.

• Demystifying Causality: An Introduction to Causal Inference and Applications. Part 3

  Medium
  16 May, 2023

  Formal operators in causal inference — including the do-operator — and how they shape the questions data can answer.

• Demystifying Causality: An Introduction to Causal Inference and Applications. Part 2

  Medium
  24 Apr, 2023

  Building on Part 1's foundations to explore additional concepts in causal inference.

• Demystifying Causality: An Introduction to Causal Inference and Applications. Part 1

  Medium
  12 Apr, 2023

  Opening post in the causal inference series — basics, motivation, and a roadmap toward state-of-the-art methods.

• Причина и следствие [Cause and Effect]

  Medium
  23 Mar, 2022

  Russian-language article — the first in a series on causal-inference methods in dynamic pricing.