identify-assumptions

Installation
SKILL.md

Assumption Mapping Expert

Overview

Systematically identify, categorize, and prioritize the assumptions underlying your product decisions. This skill extends Teresa Torres' four risk categories with four additional categories for new products, and uses a devil's advocate approach from PM, Designer, and Engineer perspectives to surface hidden assumptions.

When to Use

  • After ideation, before committing to build.
  • When a product decision "feels right" but has not been validated.
  • When the team disagrees on risk or priority -- assumptions make disagreements explicit.
  • Before designing experiments -- test the riskiest assumptions first.

Risk Categories

Core 4 Categories (Existing Products)

These four categories come from Teresa Torres' Continuous Discovery Habits and cover the primary risks for features within an established product:

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92
GitHub Stars
314
First Seen
Mar 5, 2026
identify-assumptions — borghei/claude-skills