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Storystorming DDD London

Storystorming DDD London

Storystorming is a lean combination of methods to collaboratively explore and design user journeys, work procedures and business processes as well as to refine them into working software models.

Martin Schimak

October 30, 2019
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  1. The idea of collaboration is simple come together consciously and

    regularly domain experts meet technology experts to analyze problems and design solutions
  2. The idea of collaboration is simple come together consciously and

    regularly domain experts meet technology experts to analyze problems and design solutions
  3. Basic Building Blocks Human or Group Event or Outcome Machine

    or Component Statement or Object Command or Activity Question or Search Deliverable or Proposal Behavior or Constraints Attention or Exclamation
  4. Ticketing screen plan available seats Customer Cashier confirms reservation available

    seats reservation number recommends asks for screen plan reservation finds seats in confirm seats in generates tells 1 2 3 4 5 6 7 Example of classical
  5. Make storytelling as simple as it really is @martinschimak "A

    story consists of sentences. A sentence consists of three basic building blocks!" Subject Predicate Object
  6. @martinschimak Time Cashier Customer asks for ticket reservation Actors finds

    seats in screen plan Ticketing System Story A B C
  7. @martinschimak Time Cashier Customer asks for ticket reservation Actors finds

    seats in screen plan Ticketing System suggests available seats Story 1 2 3 Seats are available A B C
  8. reserves rejects reservation attempt seats 14 and 15, sector A2

    Seats are not available generates reservation #THBQ, seats 14 and 15, sector A2, on June 10th suggests seats 14 and 15, sector A2 confirms seats 14 and 15, sector A2 tells reservation number #THBQ Ticketing System Stadium cashier Soccer fan calls and asks for reservation of two tickets in sector A2 on June 10th Time Actors Story A B C 1 2 3 Customer likes seats Seats in sector are available Seats are available finds seats 14, 15 in sector A2 of screen plan
  9. Time! Human Human Predicate Object Predicate Object System A B

    C 1 2 Assumed Behavior We are a family of four (two parents, two teenagers) and have to take care of shopping on a regular basis. Everybody should help a bit from time to time! Therefore we use a mobile ToDo App with a shared shopping list. All family members can add shopping items to this list, such as e.g. "1 loaf of bread". Items may be marked to be urgently needed on a certain date. The shopping list will then inform all family members about such an urgently needed item. Whoever has time or comes by a suitable shop just marks any bought item as Done in the shopping list. Hands-on
  10. Time! Human Human Predicate Object Actors Predicate Object System A

    B C 1 2 Assumed Behavior We are a family of four (two parents, two teenagers) and have to take care of shopping on a regular basis. Everybody should help a bit from time to time! Therefore we use a mobile ToDo App with a shared shopping list. All family members can add shopping items to this list, such as e.g. "1 loaf of bread". Items may be marked to be urgently needed on a certain date. The shopping list will then inform all family members about such an urgently needed item. Whoever has time or comes by a suitable shop just marks any bought item as Done in the shopping list. Hands-on
  11. Investigating a (quite paper-based) support process Here is the pain

    with mistakes made in requests 1 Here is the correction pain resulting from it 2
  12. Drafting a blockchain workflow for a steel industry startup Simple

    customer interaction scenario 1 Scenario with resellers involved 2
  13. Some results from EventStorming Capturing two detail "stories" 1 2

    3 Getting side-tracked :-) Considering a few deliverables 4 Discussing billing improvements for a telco provider
  14. My take on some strengths of the approach - Record

    natural language (even without immediate full understanding) - Improve upon single terms and prepare your ubiquitous language (DDD) - Work close to some individual's human perspective, perfect for interviews - Focus on just one single example sequence of all possible activities - Clarify problems and exceptions – just by adding assumptions or events - Discuss alternatives – just by taking a picture and rearranging stickies
  15. 4x Super Sticky Post-It Bangkok Collection • orange 'event' (2)

    • magenta exclamation' (2) • blue 'command' (2) 3x Super Sticky Post-It Marrakesh Collection • dark green 'statement' (2) • red 'machine' (1) • blue 'command' (1) • lilac 'behavior' (1) • dark yellow 'human' (1) 2x Super Sticky Post-It Miami Collection • blue 'command' (2) • light green 'question' (2) plus two other colors 3x Super Sticky Post-It Standard Collection • light yellow deliverable' (6) Storystorming Yourself @martinschimak