Your
Expectations
“UX is the Science
and Art of designing
a Product”
4 Elements of UX
VALUE
Is it useful ?
USABILITY
Is it easy to use ?
ADOPTABILITY
Is it easy to start using ?
DESIRABILITY
Is it fun and engaging ?
Techniques
Design techniques
Card Sorting
• A method for determining how users
mentally group your website’s content
– Results are derived from the semantic networks
of the users
– Semantic networks are vast webs of connections
between concepts, determined by our learning and experiences
• 2 Types: Open & Closed
The Card
Sorting game
min
PresentEasy
Difficult
Differences
Similarities
Interactive Sketching Notation
• ISN fuses user actions and screen sketches
• Simple and standardized rules
– What the user see (greys, blacks and blues)
– What the user do (red)
Credits: Linowski Interaction Design http://www.linowski.ca/sketching
This work is licenced under the Creative Commons Attribution-Share Alike 2.5 Canada License
ISN - Screens
ISN – User Actions
ISN – User Actions
ISN – Variation & notes
The ISN game
Describe a sale process on Amazon
– John is looking for a new TV
– With smart/internet feature
– “green” product
– Likes Sony (but not exclusive)
min
PresentEasy
Difficult
Differences
Similarities
Wireframe
“Wireframe describes a web site or application
using black and white lines, text and boxes.”
• Extremely fast way of developing the layout,
navigation and usability of a website
• Quick and easy to change enabling the
creation of many variations at minimal cost
Design process is like a conversation
Wireframe game
Design a
“Book Your International
Flight”
order form
min
PresentEasy
Difficult
Differences
Similarities
(Post) Prod techniques
Usability Guidelines
247 web usability guidelinesDr. David Travis
The Research-Based Web Design & Usability Guidelines
Usability.gov
Usability Guidelines
“Evaluate the form
designed by another group
in the previous game”
min
PresentEasy
Difficult
Differences
Similarities
System Usability Scale• John Brooke (1986)
• The most used questionnaire for measuring
perceptions of usability
• 10 item questionnaire with 5 response
options
• Fixed response format
Scoring SUS• For odd items = user response -1
• For even items = 5 - user response
• Add up and multiply by 2.5
• This create a 0 to 100 scale
• Average SUS score from all 500 studies is
68
Other useful techniques• URL
• Personas
• Prototyping
• Eye tracking
• Heuristic Evaluation
• Microsoft Desirability Toolkit
• CSUQ, QUIS, SUMI, …
One more thing …
Your
Achievements
Go further• Usability.gov
• useit.com
• userfocus.co.uk
Recommended
