2. Utah School of Computing PBS Nova: Face to Face CS5540 HCI by Rich Riesenfeld Fall 2007

3. Student Name Server Utah School of Computing slide 2 Fall 2005 What is relevance to HCI ? - 1 1.Our face is an human-human interface 2.Interfaces are complicated 3.Interfaces are subtle 4.Role in HCI for subliminal effects ? 5.User response can be hard to judge -Face hard to interpret, at times

4. Student Name Server Utah School of Computing slide 3 Fall 2005 What is relevance to HCI ? - 2 6.Cultural differences pertain to HCI design -Useful HCI design info ? -HCI diffs: Japan v. USA 7.Humans have special processors -Useful HCI design info ? 8.Physiological principles pertain to HCI 9.Human behavior principles pertain to HCI

5. Student Name Server Utah School of Computing slide 4 Fall 2005 What is relevance to HCI ? - 3 10.Human response is highly variable 11.Inputs not accepted well in some excited states 12.Understanding facial communications can lead to better HCIs -Can we use this special processor?

6. Student Name Server Utah School of Computing slide 5 Fall 2005 What is relevance to HCI ? - 4 13.Nonverbal, nontextual communications can dominate effect 14.Emotion has a role in interfaces -How ? 15.Some people have phobia -Be aware of idiosyncratic behavior -13 th floor?

7. Student Name Server Utah School of Computing slide 6 Fall 2005 What is relevance to HCI ? - 5 16.Face-to-Face is preferred to machine mediated communications -What are design implications ? 17.Anthropomorphic designs -Evocative? 18.Context plays significant role in human response

8. Student Name Server Utah School of Computing slide 7 Fall 2005 What is relevance to HCI ? 19. - 20. - 21. - 22. -

9. Utah School of Computing END - PBS Nova: Face to Face

10. Student Name Server Utah School of Computing slide 9 Fall 2005 What is relevance to HCI ? 23. - 24. - 25. - 26. -

11. Student Name Server Utah School of Computing slide 10 Fall 2005 What is relevance to HCI ? 27. - 28. - 29. - 30. -

12. Student Name Server Utah School of Computing slide 11 Fall 2005 What is relevance to HCI ? Cultural issues can pertain

13. Student Name Server Utah School of Computing slide 12 Fall 2005

14. Student Name Server Utah School of Computing slide 13 Fall 2005 Effect of Function: Examples Water faucets in a sink Manual gear shift: 4 on the floor Chords on a guitar: hard! Interface is dictated (confused) by needed function