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Brought to you by Stefan Hofer (@hofstef) WPS – Workplace Solutions GmbH Patterns & Principles of Collaborative Modeling (using Domain Storytelling as an Example)

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@hofstef @hschwentner business bla bla { nerd; speek; } Domain Expert Development Team

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@hofstef @hschwentner Fach- sprache collabo- rative modeling Developer Domain Expert

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@hofstef @hschwentner @hofstef @hschwentner Demo: Domain Storytelling

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@hofstef @hschwentner

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@hofstef @hschwentner "From a story to working software – this book helps you to get to the essence of what to build. Highly recommended!" – Oliver Drotbohm Available as e-book and in print. Check out https://domainstorytelling.org/book for details.

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@hofstef @hschwentner @hofstef @hschwentner Scenario-based Modeling (Book Chapter 3)

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@hofstef @hschwentner ABSTRACT PROCESSES

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@hofstef @hschwentner SCENARIO

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@hofstef @hschwentner A good example is better than a bad abstraction.

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@hofstef @hschwentner Workshops, Roles (Book Chapter 6)

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@hofstef @hschwentner Listeners

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@hofstef @hschwentner

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@hofstef @hschwentner

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@hofstef @hschwentner

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@hofstef @hschwentner Scope: Granularity & Point-in-time (Book Chapter 4)

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@hofstef What? Why? How? by Baggeb - pixabay license Goal Levels (by Alistair Cockburn)

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@hofstef as-is to-be to-be Point-in-time:

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@hofstef @hschwentner Language and models are bounded by their context. (Book Chapter 9 & 10)

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@hofstef @hschwentner First-time user signs up and plays first game NO! The account is created much later! NO! Your are wrong! This IS the first step!

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@hofstef @hschwentner “A single conceptual model is a tricky beast to work with.” - Martin Fowler

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@hofstef @hschwentner First-time user signs up and plays first game

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@hofstef @hschwentner A Series of Conversations (Book Chapter 11)

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@hofstef @hschwentner • Analyze domain • Model as-is domain stories Domain Stories • Design new processes • Model to-be domain stories Domain Stories • Derive requirements • Coarse-grained to medium-grained Requirements • Develop iteratively & incrementally • Refine requirements constantly Software

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@hofstef @hschwentner

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@hofstef @hschwentner Toolbox (Book Chapter 7)

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@hofstef @hschwentner Heuristics (collected during the workshop by Nick Tune)

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@hofstef @hschwentner Web: https://domainstorytelling.org Twitter: @hofstef #DomainStorytelling Slides: https://speakerdeck.com/hofstef Book: https://www.informit.com/domain-storytelling The pictures used in this talk are public domain, unless noted otherwise. Screenshots and examples © WPS - Workplace Solutions GmbH