Designing for Usability:Designing for Usability: Key Principles and Key Principles and

What Designers ThinkWhat Designers Think

((Σχεδιάζοντας για την Ευχρηστία:Σχεδιάζοντας για την Ευχρηστία:Κύριες Αρχές και Κύριες Αρχές και

οι Σκέψεις των Σχεδιαστώνοι Σκέψεις των Σχεδιαστών))

Ομιλήτρια Ελένη ΜουστάκαΟμιλήτρια Ελένη Μουστάκα

The PrinciplesThe Principles

Early Focus on Users and TasksEarly Focus on Users and Tasks

Empirical MeasurementEmpirical Measurement

Iterative DesignIterative Design

What system Designers and What system Designers and Programmers actually sayProgrammers actually say

Contrasts between what we mean Contrasts between what we mean and what was saidand what was said

Why the Principles are undervaluedWhy the Principles are undervalued

No worth followingNo worth followingConfusion with similar but critically Confusion with similar but critically different ideasdifferent ideasThe value of interaction with users is The value of interaction with users is misestimatedmisestimatedCompeting approachesCompeting approachesImpracticalImpractical

An elaboration of the principlesAn elaboration of the principles

Initial design phaseInitial design phase

Iterative development phaseIterative development phase

A case studyA case study

IBM’S Audio Distribution SystemIBM’S Audio Distribution System

… … 26 years later…26 years later…