User Stories in Interaction Design

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Lecture slides from the Interaction Design Methods course, 6 April 2013, Tallinn University.

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User Stories in Interaction Design

  1. User Stories in InteractionDesignIFI7156 Interaction Design Methods
  2. What are user stories?• User stories are simple, clear and brief descriptions of functionality that will be valuable for real users• User stories are typically used in agile software development methods such as XP and Scrum• User stories build a bridge between the users, designers and the developers
  3. Start with paper cards
  4. Paper cards• User story• Note(s)• Test cases (on the back side of the card) (Cohn, 2004)
  5. ExampleA company can pay for a job posting with acredit card.Note: Accept Visa, MasterCard and AmericanExpress. Consider Discover.Test with Visa, MasterCard and American Express(pass)Test with Diner’s Club (fail)Test with good, bad and missing card ID numbersTest with expired cards (Cohn, 2004)
  6. Good user story• Independent• Negotiable• Valuable to users and customers• Estimatable• Small• Testable (Cohn, 2004)
  7. Guidelines• Start with goal stories• Break large stories into smaller pieces• Write closed stories (that finish with completed goal)• Keep the UI out as long as possible• Include user roles in the stories• Write for one user• Write in active voice (Cohn, 2004)
  8. SCRUM process
  9. SCRUM process• User stories are discussed and edited by the users, designers and stakeholders• User stories are accepted by product owners• Enhancement tickets are created from accepted user stories
  10. References• Cohn, M. (2004). User Stories Applied For Agile Software Development. Boston, MA: Addison Wesley.
  11. Photos• Rool Paap, http://www.flickr.com/photos/roolrool/4468175996/• Paul Downey, http://www.flickr.com/photos/psd/3731275681/
  12. Hans Põldojahans.poldoja@tlu.eeInteraction Design Methodshttp://ifi7156.wordpress.comTallinn UniversityInstitute of InformaticsThis work is licensed under the Creative Commons Attribution-ShareAlike 3.0Unported License. To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/3.0/

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