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HCI Research in UCD
 The Role of HCI Research in UCD Design
Agenda

1. Intro
  C   Definitions

2. I convince You that UCD is important!

3. Explain why research is important

4. Give examples of HCI research

                                                     2




                               HCI Research in UCD
About Me

? Undergraduate in Computer Software Engineering

   C Meanwhile: Web design/development

? Masters in Computer Science

? PhD in Information Systems (Business School)

   C Teaching eBusiness and Enterprise Resource Planning (SAP)

   C Research on Adoption, in particular Video Games
                                                                  3
      ? Game-Based Learning, Gamification



                                            HCI Research in UCD
About You




                                  4




            HCI Research in UCD
Its All about Pervasive Computing




                                             5




                       HCI Research in UCD
Definitions




? UX is the totality of the effect or effects felt by a user
  as a result of interaction with  a system, device, or
  product, including the influence of usability,
  usefulness, and emotional impact during interaction,
  and savoring the memory after interaction.
                                                                6
       The UX Book



                                       HCI Research in UCD
Definitions (contd)



? Discipline under which researchers study interactive
  computing systems for human use
? Not primarily Human nor Computer
   C It is the study of bridge between them
? Contributing fields: Computer Science, Psychology,
  Design, Information Systems, 
? There are different paradigms                                 7

   C Design Science, Behavioural Research, 


                                          HCI Research in UCD
Definitions (contd)




? A Philosophy or a Methodology
? Focus on designing for and involving end users
   C User Advocacy
? Usability is NOT UCD
   C It could be the Goal
                                                         8




                                   HCI Research in UCD
UCD Cycle

From the UX Book:



                            Create Interaction
                            Design Concepts



        Understand User                               Realize Design
        Work and Needs                                 Alternatives



                             Verify and Refine
                            Interaction Design
                                                                       10




                                                 HCI Research in UCD
Why Should We Care?

? Software success rate:
   C 24% Failed
   C 44% Challenged



? More than 50% of
  failure is due to
   C Poor requirements
     gathering
   C Not only functional!
                                                                          11



                  Data from: http://goo.gl/2Okix
                  Graph from: http://goo.gl/J9Lla
                                                    HCI Research in UCD
Why Should We Care? (contd)

? $300M button: http://goo.gl/8pUb




? The average business metrics improvement after a
  usability redesign is 83%

? 81% of customers willing to pay more for a better UX
                                                                          13




                  Stats from: http://goo.gl/nKKDu
                  & http://goo.gl/Uv4yb
                                                    HCI Research in UCD
Why is UCD Important?

? It all starts with: Frustration


? Perception is the key!




     Lets play a game:
          Read What You See!
(The game is from: http://goo.gl/o4AVA)
                                                                14




                                          HCI Research in UCD
Yu aatyar reaadi g in? s
  Ca e not ou rea th
  W    u r t is?
Why is UCD Important?

? It all starts with: Frustration


? Perception is the key!
   C The past: our experience
   C The present: the current context
   C The future: our goals

  From Designing with the mind in mind book



                                                                    16




                                              HCI Research in UCD
Where Do We Start?




                                    17




              HCI Research in UCD
Where do We Start? (contd)




                                         18




                   HCI Research in UCD
Perspective Matters

? Design guidelines explain goals
  not actions
? They are like laws not recipes:
   C lawyers should interpret

? We need theory-based
  approaches:
   C we have a hodgepodge collection
     of do-it-yourself categories and
                                                              19
     various collections of rules-of-
     thumb (Gray and Salzman, 1998)


                                        HCI Research in UCD
20




HCI Research in UCD
Research Role

From DTUI Book:




                                                    21




                              HCI Research in UCD
UCD

From the UX Book:



                          Create Interaction
                          Design Concepts



        Understand User                             Realize Design
        Work and Needs                               Alternatives



                           Verify and Refine
                          Interaction Design
                                                                     22




                                               HCI Research in UCD
How do We Work?

? This is one of the main perspectives!
? Lets imagine a case: predicting if people will use a
  product

                  Perceived
                  Usefulness

                                     Actual
                                      Use
                   Perceived
                  Ease of Use
                                                           23




                                     HCI Research in UCD
Technology Acceptance Model



               Perceived
               Usefulness
                                        Attitude            Behavioural
External                                                                      Actual
                                        Toward              Intention to
Variables                                                                      Use
                                         Using                  Use
                Perceived
               Ease of Use



                                                                                       24




                   For more info: http://goo.gl/znfMP
                                                        HCI Research in UCD
26




HCI Research in UCD
Perception in e-Commerce




                                                     27




    Ref: http://goo.gl/zqLUe
                               HCI Research in UCD
Perception in e-Commerce (contd)




                                            28




                      HCI Research in UCD
Human Image




                                                 29




Ref: http://goo.gl/FsVGd
                           HCI Research in UCD
Human Image (contd)




                                      30




                HCI Research in UCD
Trust in e-Commerce




                                                  31




 Ref: http://goo.gl/QMKPz

                            HCI Research in UCD
Recent Approaches: NeuroIS




                                        32




                  HCI Research in UCD
Recent Approaches: NeuroIS




                                        33




                  HCI Research in UCD
Recent Approaches: NeuroIS




                                        34




                  HCI Research in UCD
Recent Approaches: NeuroIS




                                        35




                  HCI Research in UCD
Online Shopping Example (music)




                                                        36




       Ref: http://goo.gl/DQ4SW

                                  HCI Research in UCD
Conclusion

? Adopt UCD
   C If you can, pay attention to research
   C Scaling Your UX Strategy by HBR
     http://goo.gl/ZtPDs

? HCI provides the toolbox
   C Refer to knowledgeable people
? Conferences and Journals:
   C CHI conference, SIGCHI, IxDA and
     UPA groups, CACM journal
                                                                   37
? Books: e.g.                  ?


                                             HCI Research in UCD
Thank You!

Questions?




                                   38
             HCI Research in UCD
Other Useful Links

? About UCD:
   C http://www.usabilityprofessionals.org/usability_resources/about
     _usability/what_is_ucd.html
   C http://www.sapdesignguild.org/editions/edition10/ucd_overview.
     asp
   C http://www-01.ibm.com/software/ucd/ucd.html
? List of useful books:
  http://www.uiwizards.com/suggestedReading.html

                                                                       39




                                          HCI Research in UCD
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The Role of HCI Research in UCD Design

  • 3. Agenda 1. Intro C Definitions 2. I convince You that UCD is important! 3. Explain why research is important 4. Give examples of HCI research 2 HCI Research in UCD
  • 4. About Me ? Undergraduate in Computer Software Engineering C Meanwhile: Web design/development ? Masters in Computer Science ? PhD in Information Systems (Business School) C Teaching eBusiness and Enterprise Resource Planning (SAP) C Research on Adoption, in particular Video Games 3 ? Game-Based Learning, Gamification HCI Research in UCD
  • 5. About You 4 HCI Research in UCD
  • 6. Its All about Pervasive Computing 5 HCI Research in UCD
  • 7. Definitions ? UX is the totality of the effect or effects felt by a user as a result of interaction with a system, device, or product, including the influence of usability, usefulness, and emotional impact during interaction, and savoring the memory after interaction. 6 The UX Book HCI Research in UCD
  • 8. Definitions (contd) ? Discipline under which researchers study interactive computing systems for human use ? Not primarily Human nor Computer C It is the study of bridge between them ? Contributing fields: Computer Science, Psychology, Design, Information Systems, ? There are different paradigms 7 C Design Science, Behavioural Research, HCI Research in UCD
  • 9. Definitions (contd) ? A Philosophy or a Methodology ? Focus on designing for and involving end users C User Advocacy ? Usability is NOT UCD C It could be the Goal 8 HCI Research in UCD
  • 10. UCD Cycle From the UX Book: Create Interaction Design Concepts Understand User Realize Design Work and Needs Alternatives Verify and Refine Interaction Design 10 HCI Research in UCD
  • 11. Why Should We Care? ? Software success rate: C 24% Failed C 44% Challenged ? More than 50% of failure is due to C Poor requirements gathering C Not only functional! 11 Data from: http://goo.gl/2Okix Graph from: http://goo.gl/J9Lla HCI Research in UCD
  • 12. Why Should We Care? (contd) ? $300M button: http://goo.gl/8pUb ? The average business metrics improvement after a usability redesign is 83% ? 81% of customers willing to pay more for a better UX 13 Stats from: http://goo.gl/nKKDu & http://goo.gl/Uv4yb HCI Research in UCD
  • 13. Why is UCD Important? ? It all starts with: Frustration ? Perception is the key! Lets play a game: Read What You See! (The game is from: http://goo.gl/o4AVA) 14 HCI Research in UCD
  • 14. Yu aatyar reaadi g in? s Ca e not ou rea th W u r t is?
  • 15. Why is UCD Important? ? It all starts with: Frustration ? Perception is the key! C The past: our experience C The present: the current context C The future: our goals From Designing with the mind in mind book 16 HCI Research in UCD
  • 16. Where Do We Start? 17 HCI Research in UCD
  • 17. Where do We Start? (contd) 18 HCI Research in UCD
  • 18. Perspective Matters ? Design guidelines explain goals not actions ? They are like laws not recipes: C lawyers should interpret ? We need theory-based approaches: C we have a hodgepodge collection of do-it-yourself categories and 19 various collections of rules-of- thumb (Gray and Salzman, 1998) HCI Research in UCD
  • 20. Research Role From DTUI Book: 21 HCI Research in UCD
  • 21. UCD From the UX Book: Create Interaction Design Concepts Understand User Realize Design Work and Needs Alternatives Verify and Refine Interaction Design 22 HCI Research in UCD
  • 22. How do We Work? ? This is one of the main perspectives! ? Lets imagine a case: predicting if people will use a product Perceived Usefulness Actual Use Perceived Ease of Use 23 HCI Research in UCD
  • 23. Technology Acceptance Model Perceived Usefulness Attitude Behavioural External Actual Toward Intention to Variables Use Using Use Perceived Ease of Use 24 For more info: http://goo.gl/znfMP HCI Research in UCD
  • 25. Perception in e-Commerce 27 Ref: http://goo.gl/zqLUe HCI Research in UCD
  • 26. Perception in e-Commerce (contd) 28 HCI Research in UCD
  • 27. Human Image 29 Ref: http://goo.gl/FsVGd HCI Research in UCD
  • 28. Human Image (contd) 30 HCI Research in UCD
  • 29. Trust in e-Commerce 31 Ref: http://goo.gl/QMKPz HCI Research in UCD
  • 30. Recent Approaches: NeuroIS 32 HCI Research in UCD
  • 31. Recent Approaches: NeuroIS 33 HCI Research in UCD
  • 32. Recent Approaches: NeuroIS 34 HCI Research in UCD
  • 33. Recent Approaches: NeuroIS 35 HCI Research in UCD
  • 34. Online Shopping Example (music) 36 Ref: http://goo.gl/DQ4SW HCI Research in UCD
  • 35. Conclusion ? Adopt UCD C If you can, pay attention to research C Scaling Your UX Strategy by HBR http://goo.gl/ZtPDs ? HCI provides the toolbox C Refer to knowledgeable people ? Conferences and Journals: C CHI conference, SIGCHI, IxDA and UPA groups, CACM journal 37 ? Books: e.g. ? HCI Research in UCD
  • 36. Thank You! Questions? 38 HCI Research in UCD
  • 37. Other Useful Links ? About UCD: C http://www.usabilityprofessionals.org/usability_resources/about _usability/what_is_ucd.html C http://www.sapdesignguild.org/editions/edition10/ucd_overview. asp C http://www-01.ibm.com/software/ucd/ucd.html ? List of useful books: http://www.uiwizards.com/suggestedReading.html 39 HCI Research in UCD