1. Interaction Design beyond human computer interaction What is interaction design?? Mohamed Talaat Shalash, TestingEngineer TayaIT Egypt, 29/1/2009 © Copyright TayaIT Egypt, Jan 2009

2. In this session … Jan 2009 2 Introduction Good and poor design What is interaction design ? What is involved in the process of interaction design? The goals of interaction design More on usability

3. Interactive products in every day use (Cell phones, computers, ATM, Web, Printers, Calculators, ……). Engineering perspective and Usability perspective. Aim of Design Interaction. Introduction Jan 2009 3

5. Problematic with the voice mail system

6. Marble answering Machine

7. Problematic with Marble answering machine.What to design How to understand the users Jan 2009 4

8. What is interaction design? The make up of interaction design. Jan2009 5

10. The goals of interaction design Jan 2009 8

11. Usability Goals 1- Effective to use 2- Efficient to use 3- Safe to use 4- Utility 5- Learnability 6- Memorability Jan 2009 9

12. More on usability Design principles(Don Norman 1988) (Visibility, Feedback, Constraints, mapping, consistency, and affordance) 1- Visibility 2- Feedback 3- Constraints 4- Mapping 5- Consistency 6- Affordance (to give a clue ) Jan 2009 10

13. More on usability (Cont`) Ten main usability principles(Nielsen 2001): 1- Visibility of system status 2- Match between system and the real world 3- User control and freedom 4- consistency and standards 5- help user recognize, diagnose, and recover from errors. 6- Error prevention. 7- Recognition rather than recall. 8- Flexibility and efficiency of use 9- Aesthetic and minimalist design 10- Help and documentation Jan 2009 11

14. Thank You June 2009 12