Knowledge Modeling Mapping tool

Domain Storytelling

Makes domain knowledge discussable through a concrete story of actors, work objects and activities.

Core question

How do actors work toward a business outcome, including exceptions?

Plan Domain Storytelling Method guide

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Participants: 2-8
Time: 1-2 h

The steps are a practical sequence; adapt them to the method’s purpose and available evidence.

A paper-based illustration representing Domain Storytelling with its core stages and visible working result.

Situation
Choose a concrete situation
Choose a bounded real business case with a beginning and outcome, not the entire process or target future.
Story
Tell and number the story
Let the domain expert narrate activities and number them in order without correcting the model prematurely.
Objects
Connect actors and work objects
Draw actors as doers and work objects as things worked on; connect each to the activity that uses or changes it.
Review
Validate terms, rules and gaps
Replay the story, confirm meanings and label rules, variants and unresolved questions.

Revisit the model when evidence, context or outcomes change. Record what changed and why.

A good fit when

Use it when: Knowledge Transfer, Domain Discovery. The group can provide the evidence and authority the method requires.

Ideal for

Knowledge transfer
Domain discovery
Shared understanding

Not good for

Abstract portfolio strategy
Low-level refactoring

Outputs

Domain story
Validated narrative with actors, activities, work objects and open business rules.
Validated story and question list
The artifact records scope, date, participants, source version, and owner, including changed assumptions and the reason for each revision.

Domain story record

Fictional worked example

Fictional, numbered story: (1) Patient asks for a follow-up. (2) Reception checks calendar. (3) Reception offers two slots. (4) Patient chooses one. (5) Reception confirms appointment. Work objects: calendar, slot, appointment. Domain question: when is the slot reserved as binding?

Situation and scope

Describe a concrete domain case with start and outcome.

Fictional: patient books a follow-up.

Actors

Name participating people or systems.

Patient, reception.

Activities

Number activities and connect work objects.

Check calendar; offer two slots.

Work objects

Record work objects with concrete domain meaning.

Calendar, slot, appointment.

Rules and questions

Separate conditions, exceptions and unknown rules.

When is a slot reserved as binding?

The example text is fictional; replace it with sourced project information.

Quick-Start Guide · Domain Storytelling

First step

Choose a bounded real business case with a beginning and outcome, not the entire process or target future.

Open the method guide

Where to go next?

Knowledge Modeling

Event Modeling

Translates the validated story into the events, commands and views of a flow.

Domain Modeling

Bounded Context Canvas

Uses the clarified terms and rules to delineate a bounded context.

Deep dive

Purpose

Domain Storytelling translates domain knowledge into a shared narrative of actors, objects, and workflows. It is especially useful when language, rules, and process understanding must be tightly connected.

How it works

First a concrete situation is chosen that everyone involved knows or can follow. Then actors, work objects, and steps are drawn as a story and checked with domain experts. Finally, terms and rules are extracted from the narrative for the model or implementation.

In detail

Domain Storytelling works because it ties domain knowledge to a concrete work scene, making terms, roles, and handoffs visible at the same time. The method shows its full strength when the story stays close to the real process and wording from the domain is adopted cleanly. Good use checks every episode against exceptions, media breaks, and responsibilities so the narrative can become a solid model for later decisions.

Facilitation

At the start, choose a real case that several participants know from their own experience, and set the story's boundary clearly. The critical point comes when abstract umbrella terms appear; that is when it pays to ask immediately for concrete actions and objects. Close with marked terms, open rule points, and a short decision on what gets carried into the model.

The method guide walks execution through 4 phases, timing, 4 pitfalls, and clear stop criteria.

Open method guide

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Sources and topics

Topics

Knowledge Domain-Driven Design Process

Sources

Quick-Start Guide · Domain Storytellingdomainstorytelling.orgdomainstorytelling.org; a quick-start guide to visualizing business processes through actors, work objects and activities.

In playbooks

Lead Domain Discovery to BoundariesMove from domain flow to language, events, bounded contexts, and first architecture boundaries.

Artifact templates

Domain Storytelling: WorksheetPrepare the decision, source evidence and next review.

markdown

domain-storytelling-working-template.md

Prepare the decision, source evidence and next review.

Domain Storytelling: Worksheet

Question

To be confirmed

Desired outcome

To be confirmed

Scope

Run the method Time: See catalog planning range; no universal duration.

Complete this worksheet on paper or in your own document during the work.

Preparation for this scope

Method setup

Materials: Shared visual workspace, source evidence, and an agreed decision question.
Roles: Domain expert as narrator, facilitator, modeler, developers or analysts.
Advance information: Collect existing data, examples, constraints and relevant stakeholder perspectives.
Overall time needed: 60–120 min for one scenario; schedule separate sessions for other flows.
Setup: Choose one familiar, bounded business situation with domain experts. Let the expert tell what happens; number each concrete activity in order. Draw actors and work objects; connect each object to the activity that changes/uses it. Ask for concrete terms, decisions, exceptions and rules when abstractions appear. Replay the story with experts; capture language, open questions and model implications.