Decision Tables

Interaction Design beyond human computer interaction

What is interaction design??Mohamed Talaat Shalash, Testing EngineerTayaIT Egypt, 29/1/2009 Copyright TayaIT Egypt, Jan 2009

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In this session IntroductionGood and poor designWhat is interaction design ?What is involved in the process of interaction design?The goals of interaction designMore on usabilityJan 20092

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

IntroductionJan 20093

Good and poor designGood and poor design.Case study(Answering machine)Problematic with the voice mail systemMarble answering MachineProblematic with Marble answering machine.What to design How to understand the users

Jan 20094

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What is interaction design?The make up of interaction design.

Jan20095

What is interaction design? (Cont`)Working together as multidisciplinary teamJan 20096

- Project team members did not always have clear idea of who needed what information, when, and in what form.(Lambourneet,1997). Interaction Design in business

What is involved in the process of interactive design?

-Four Basic activities of the design

Three key characteristics of the interaction design process

Jan20097

The goals of interaction designJan 20098

Usability Goals

1- Effective to use2- Efficient to use3- Safe to use 4- Utility5- Learnability6- Memorability

Jan 20099

More on usabilityDesign principles(Don Norman 1988)(Visibility, Feedback, Constraints, mapping, consistency, and affordance)1- Visibility2- Feedback3- Constraints4- Mapping

5- Consistency6- Affordance (to give a clue )

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More on usability (Cont`)Ten main usability principles(Nielsen 2001):1- Visibility of system status2- Match between system and the real world3- User control and freedom4- consistency and standards5- help user recognize, diagnose, and recover from errors.6- Error prevention.7- Recognition rather than recall.8- Flexibility and efficiency of use9- Aesthetic and minimalist design 10- Help and documentationJan 200911

Thank YouJune 200912

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