Post on 13-Oct-2020
Talk to Me.Voice UX: Now, Future & Best Practice
Adi Mazor Kario, Product Design & UX
Adi Mazor Kario
MSc Cognitive Science, Experience Expert, GDE, Google Sprint Master
adim@wizardui.com
Language makes us human
Talking to machines
The next 60 min
● What’s happening with voice?
● The future of Voice
● 6 tips for great VUI Experience
What’s Happening with Voice?
In the last year, the user base of voice
devices grew in 129%(e.g. Google home, Amazon Echo)
Since 2008 Voice based
Google searches have been
increased
X 35
Millennials are the quickest to
adopt voice assistants
2/2017
2/2017
3 Voice Apps Examples
Copyrights: LHBS
Copyrights: LHBS
Copyrights: LHBS
The future?
of interfaces by 2020 will be
speech recognition based82%
of searches will be
screenless by 202030%
Let’s imagine the future
Bad day at work
The future?
● Conversation is frictionless and natural
● Voice will be more human
● Voice will know you personally
● Voice will convey character
● Voice will react to your emotions
Select your friend
Personalization and customization
Personalize services (biometric voice/emotional recognition).
Brands will tailor Voice UX to the interests, needs, wants and desires of their customers.
Voice will react to emotions
Emotional Experience (identify and enhance emotions).
Brands will harness empathy and emotional utterance to create interactions that truly affect your customers.
Voice will revolutionize how we experience things
Frictionless, natural UX
Brands will create device-less experiences, focusing on how to create a seamless. Brand moments using
contactless interactions
Voice will learn (and remember) to be more human
Human-like UX
Brands will talk with their users in a natural way, remember and create relevant content to their customers
Voice will convey personality of a brand
Brand Personality
Voice could BE the brand, with human-like connection with the persona
So how do we make it happen?
Visual VS Auditory Perception (input)
Screens VS Voice
Visual VS Auditory Perception (input)
Screens VS Voice
1. I
2. See
3. A
4. Red
5. Dinosaur
6. ….
A picture is worth a thousand words
Visual VS Auditory communication (output)
Screens VS Voice
Humans can type 40 words per minute vs speak 150 words per minute
GUI +TTS = VUI
The key to building a good voice interface is not to fall into a trap of simply converting
a GUI into a VUI.
“Starbucks, Please order my usual.”
6 Tips for an great VUI Experience
1. The Design Process
Is Conversation the right fit?
● Intuitive
● Less effort than a screen
● Enables multitasking
● Speak freely
1. The Design Process
Is Conversation the right fit?
Use case #1: "How much are flights to Paris?"
1. The Design Process
Is Conversation the right fit?
Use case #1: "Purchase tickets for my family to visit Paris"
1. The Design Process
Requirements stages
1. The Design Process
Detailed Design
1. The Design Process
2. Understand your users
Pizza Ordering app
Pizza Ordering app
2. Understand your users
3. Context matters
4. Create a persona
4. Create a persona for your users & their needs
● Voice
● Tone
● Word+ phrases choices
● Pace
● Energy level
● Style
● Emotional state
4. Create a persona for your users & their needs
● Voice
● Tone
● Word+ phrases choices
● Pace
● Energy level
● Style
● Emotional state
4. Create a persona for your users & their needs
Kim Kardashian
Fashion app
Lionel Messi
Sports app
Jamie Oliver
Cooking app
Gandalf
Fantasy game
5. Create a conversation
4. Create a conversation
Principles
● Turn Taking
● The Cooperative Principle
● Threading
● Context
● Variations
● Repair
5. Create a conversation
Do you know who is coming to the party tonight?
Yes
5. Create a conversation
Getting the conversation forward toward the same goal
Example 1 Example 2
5. Create a conversation
5. Create a conversation
5. Create a conversation
Happy Path
Error Path
5. Create a conversation
5. Create a conversation
A screenplay
5. Create a conversation
A screenplay
Act out: Discuss, Re Discuss,
Refine
A Wizard of Oz Prototype
5. Create a conversation- In conversation there is no “errors”
6. Support your VUI with GUI
Once conversation is more complete- how will the screen support it?
Lets Conclude
● Understand your user
● Pick the right use cases
● Create a persona that match your users and brand
● Write dialogs
● Test it out
● Build and iterate
And don’t forget- what you design and build matters.
Do it right.
Thank You!
adim@wizardui.com
www.wizardUI.com
Join my LinkedIn!
References
Designing voice user interfaces
Actions on Google- Conversation Design
Conversation Design: Speaking the Same Language. Six principles of human conversation poised to revolutionize Voice User Interface design by James Giangola Conversation & Persona Design Lead @ Google
● Give your VUI a personality● Move the conversation forward● Be brief, be relevant● Leverage context● Direct the user’s focus through word order and stress● Don’t teach “commands”—speaking is intuitive
Voice User Interface Design by Michael Cohen, James P. Giangola and Jennifer Balogh
The Social Stratification of English in New York City by William Labov (PDF)
Q&A