THE POWER OF THE DARK SIDE
Dark patterns and Mobile UX Design
Hi, I’m Emilia
@2014 Sparkling Labs! 2!
Emilia Ciardi
emilia@sparklinglabs.com
❝
The 10 Golden Rules of Mobile UX! 3!
A Dark Pattern is a type of user interface
that appears to have been carefully crafted
to trick users into doing things which are
not in their interest and is usually at their
expense.
Harry Brignull
❝
The 10 Golden Rules of Mobile UX! 4!
A Dark Pattern is a type of user interface
that appears to have been carefully crafted
to trick users into doing things which are
not in their interest and is usually at their
expense.
Harry Brignull
VS
Anti-Pattern
Doesn’t work
Counter-productive
Plain bad design
Poorly executed
Easily identified with metrics
Never intentional
Works…. In its own way
Productive for one party
Exploits human weaknesses
Carefully crafted
Difficult to identify
Not always intentional
The 10 Golden Rules of Mobile UX! 5!
Dark Pattern
❝
The 10 Golden Rules of Mobile UX! 6!
From a business perspective, as
designers, our job is to compel people
to do what we want them to do.
Robert Hoekman Jr. - Designing the obvious
The 10 Golden Rules of Mobile UX! 7!
We have become accustomed to grey persuasive tricks
Science says…
Manipulation and trickery are in our nature
²  by age 4, 90% of children know how to lie
²  60% of people can't go 10 minutes without lying
²  90% of people looking for a date online lie in their profile
²  humans are lied to as many as 200 times a day
8!
Apple used to make privacy related
information hidden and tricky…
The 10 Golden Rules of Mobile UX! 9!
…currently it’s just tricky
The 10 Golden Rules of Mobile UX! 10!
Forced Continuity: free trial silently rolls-over into a monthly paid
service unless the consumer intervenes
The 10 Golden Rules of Mobile UX! 11!
Forced Continuity: free trial silently rolls-over into a monthly paid
service unless the consumer intervenes
The 10 Golden Rules of Mobile UX! 12!
Definitely DARK!
Sneak into cart
The 10 Golden Rules of Mobile UX! 13!
Sneak into cart
The 10 Golden Rules of Mobile UX! 14!
Definitely DARK!
The 10 Golden Rules of Mobile UX! 15!
…in the real world
Smart default or Forced Continuity?
The 10 Golden Rules of Mobile UX! 16!
Smart default or Forced Continuity?
The 10 Golden Rules of Mobile UX! 17!
GREYISH
Organ Donation
Johnson & Goldstein (2003) 18!
So… should we embrace the dark side of
the force?
19!
#1 Busy call center
20!
#2 Public shaming
21!
#3 Short term profit, long term damage
22!
What happened to CreditExpert?
The 10 Golden Rules of Mobile UX! 23!
Established brands have a lot to lose
So why do they bother?
²  high pressure work environment
²  huge emphasis on metrics
²  social proof
²  not automatically detectable
24!
Why do we bother talking about them?
Dark patterns are an astonishing — but nonetheless surprising — way to
learn more about good design.
25!
The 10 Golden Rules of Mobile UX! 26!
Notification Nightmare
Using notifications against the user’s interests
27!
Notification Nightmare
Using notifications against the user’s interests
²  Put the user in control
²  Granular level settings
²  Smart default
²  Make notification personal 28!
Permission Machine Gun
Firing away permission requests
29!
Permission Machine Gun
Firing away permission requests
30!
²  Lazy permission requests
²  Permission priming
Permission priming
The 10 Golden Rules of Mobile UX! 31!
Bait and Switch
The oldest trick in the book
32!
Hotels.com - Web
The 10 Golden Rules of Mobile UX! 33!
Hotels.com–
MobileApp
The 10 Golden Rules of Mobile UX! 34!
Friend Spam
aka Growth Hacking
35!
The power of the dark side - Dark patterns and Mobile UX Design
Misdirection
Confusing the user for profit
37!
38!
Why do the Yankees always win? The other team can’t stop looking at the
pinstripes.
Frank W. Abagnale Sr.
Days.amapp
The 10 Golden Rules of Mobile UX! 39!
Days.amapp
Price Comparison Prevention
41!
PapaJohn’sPizza
App
The 10 Golden Rules of Mobile UX! 42!
PapaJohn’sPizza
App
The 10 Golden Rules of Mobile UX! 43!
Road Block
Restrict or stop the completion of a user’s task with something else
44!
The 10 Golden Rules of Mobile UX! 45!
Reviews Manipulation
Funnel bad reviews away from the store
46!
Reviews
The 10 Golden Rules of Mobile UX! 47!
Apple’s review-on-delete dialog
(2008)
Appirater
(2009)
Appsfire
The 10 Golden Rules of Mobile UX! 49!
Ember
The 10 Golden Rules of Mobile UX! 50!
Circa
Manipulation/Coercion
Deceptive
Disregard user interest
Shoving
Persuasion
Transparent
Upfront about intent
Nudging
Thanks,
and may the Force be with you.
@sparklinglabs
emilia@sparklinglabs.com
www.sparklinglabs.com

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The power of the dark side - Dark patterns and Mobile UX Design