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Impact mapping

Impact mapping is a visual, goal-oriented planning technique that connects goals to actors, desired impacts or behavior changes, and the deliverables intended to support them.

How 3 Manning books explain it

Collaborative Software Design: How to facilitate domain modeling decisions

An impact map is a visual model connecting a goal to actors, impacts, and deliverables that contribute to achieving it.

How it is used
Aligns user stories with business goals to focus prioritization and maintain a transparent, customer-relevant backlog.
How deep it goes
Defines four map layers and their benefits, but does not provide the full facilitation procedure or detailed mapping guidance.
Examples
Uses an example Impact Map and relates mapping to customer journeys and product backlogs.
What you can do after
Apply impact mapping to prioritize relevant user stories, discuss delivery options, and connect deliverables to intended behavior change.

Read how Collaborative Software Design: How to facilitate domain modeling decisions explains impact mapping →

BDD in Action, Second Edition

An impact map is an iterative visual document representing relationships and assumptions between business goals and the capabilities or deliverables intended to support them.

How it is used
Use impact mapping to discover, prioritize, and revisit deliverables that could achieve measurable business goals.
How deep it goes
Defines five mapping questions and iterative assumption validation, then stops before detailed User Story refinement.
Examples
Uses commuter rail planning, delay notifications, Frequent Flyer initiatives, social-media metrics, and nonsoftware incentives.
What you can do after
Apply it to visualize hypotheses, prioritize candidate deliverables, define validation metrics, and revise plans after production feedback.

Read how BDD in Action, Second Edition explains impact mapping →

Architecture Modernization: Socio-technical alignment of software, strategy, and structure

An impact map is a visual model linking business goals to actors, impacts, and potential deliverables.

How it is used
Structures stakeholder conversations by visualizing how potential deliverables connect to business goals.
How deep it goes
Defines goals, actors, impacts, and deliverables, then stops short of specifying vague solutions without further discovery.
Examples
Uses a $20 million revenue goal, a 45% user subset, shared deliverables, and monolith-modernization workshop planning.
What you can do after
Apply it to prioritize discovery, identify high-leverage opportunities, and relate modernization deliverables to business objectives.

Read how Architecture Modernization: Socio-technical alignment of software, strategy, and structure explains impact mapping →

Related concepts

These guides are generated from the text of Manning books by Manning's knowledge graph and link to the sections they draw on. The full books are available on liveBook and at manning.com.