Beginner's Corner

A welcoming entry point for readers new to causal inference. We explain core concepts such as randomized experiments, counterfactuals, instrumental variables, difference-in-differences, and causal graphs in plain language.

Beginner's Corner

Directed Acyclic Graphs: Drawing Your Causal Assumptions

Beginner's Corner

Matching and Propensity Scores: Balancing Groups Without Randomisation

Beginner's Corner

Regression Discontinuity: When a Threshold Becomes an Experiment

Beginner's Corner

Instrumental Variables from Scratch: The LATE Theorem and Complier Analysis

Beginner's Corner

Difference-in-Differences from Scratch

Beginner's Corner

What Is a Counterfactual?

Beginner's Corner

Regression Discontinuity: When a Threshold Becomes an Experiment

Beginner's Corner

Instrumental Variables from Scratch: The LATE Theorem and Complier Analysis

Beginner's Corner

The most fundamental concept in causal inference explained without equations and why it matters for every decision.

Beginner's Corner

The most repeated phrase in statistics finally gets the explanation it deserves, with real examples and practical guidance.

Beginner's Corner

Directed acyclic graphs made simple. How to draw a causal story and use it to figure out what to control for.