— Causal inference · made practical

Correlation tells you what.
Causation tells you why.

A modern hub for learning and applying causal thinking — with a textbook, tools, and workflows that keep you honest.

Building in public · textbook + tooling shipping now
Intervention XOutcome Y?Confounder Z

↳ We identify what's actually doing the causal work.

What's here
Textbook

Foundations, identification strategies, and estimation — written for practitioners, not just theorists. From DAGs to do-calculus.

textbook.causalica.com ↗
Tools

Templates, checklists, and sanity checks you'll reuse. Identification decision trees, DAG builders, sensitivity analysis guides.

Browse tools →
Consulting

End-to-end causal analysis — study design, DAG construction, identification strategy, and estimation for research teams and organizations.

Work with us →
Structured learning

Structured curriculum

From intuition to implementation

A guided sequence that takes you from “what is causality” to running your own causal analyses with confidence. No shortcuts, no hand-waving.

IntuitionCausal graphsIdentificationEstimationImplementation
Where it applies

Public health

“Did this intervention actually reduce disease burden, or just select for healthier populations?”

Methods: DiD · Propensity score · IV

Economics

“What is the causal effect of this policy, net of everything we can't randomize away?”

Methods: Regression discontinuity · IV · Synthetic control

Organizations

“Was it our product change that moved the metric, or just the season?”

Methods: Causal impact · Synthetic control

Behavioral research

“Does emotion mediate the path from information to sustainable choice?”

Methods: Mediation analysis · SEM · DAGs

Now shipping

The Causalica Textbook

A practitioner's guide to causal inference — from assumptions and graphs through identification and modern estimation methods. Built in public.

FoundationsDAGsDo-calculusMatchingDiDIVRDDSensitivity