#uxblackout

ryanair.com, July 2015walmart.com

linkedin.com

– Hanlon’s Razor

“Never attribute to malice that which can be adequately explained by stupidity.”

catb.org/jargon/html/H/Hanlons-Razor.html

– Principles of Persuasive Technology Design

“Persuasive technologies must not misinform in order to achieve their

persuasive end.”

‘Towards an Ethics of Persuasive Technology’, Berdichevsky & Neuenschwander, dl.acm.org/citation.cfm?id=301410

– Dan Turner’s White Lie Heuristics

White lies should increasethe user’s effectiveness.

alistapart.com/article/design-white-lies-ethics

SocietyUserDesigner

Evil

Commercial

Motivational

Charitable

LinkedIn’s technique

‘Evil by Design’, Chris Nodder, evilbydesign.info

Selfish Altruistic

FRIEND SPAMDark Pattern

healthypage.comlinkedin.com

REINFORCEMENTEthical Alternative

Uber for iOS, uber.com

PUBLIC COMMITMENTEthical Alternative

Facebook posts from Runtastic (runtastic.com) and Strava (strava.com)

HIDDEN OPTIONSDark Pattern

Windows 8.1, Feb 2014

TRY BEFORE YOU BUY AND SOCIAL PROOFEthical Alternative

gathercontent.com/pricing-plans

Number of options

Like

lihoo

d of

act

ion 6 flavours

24 flavours

‘The Art of Choosing’, Sheena Lyengar

ROACH MOTELDark Pattern

asos.comasos.com

LOSS AVERSIONEthical Alternative

change.org

TAILORINGEthical Alternative

lynda.com

RYANAIR FINED €850,000

SCHOLASTIC FINED $710,000

LINKEDIN SETTLED FOR $13 MILLION

theguardian.com/business/2014/feb/17/ryanair-easyjet-fined-travel-insurance ftc.gov/news-events/press-releases/2005/06/childrens-book-publisher-pay-710000-settle-charges-it-violated fastcodesign.com/3051906/fast-feed/after-lawsuit-settlement-linkedins-dishonest-design-is-now-a-13-million-problem

PASSENGER NUMBERS UP 16%

PROFITS UP 25%

irishexaminer.com/breakingnews/business/ryanair-passenger-numbers-up-16-679935.html irishexaminer.com/breakingnews/business/ryanair-reports-25-profits-rise-688294.html

CREDIBILITY

ThresholdCr

edib

ility

OperatorContentDesign

Adapted from BJ Fogg’s web credibility framework

– Baumeister, Bratslavsky, Finkenauer, & Vohs

“You are more upset about losing $50 than you are happy

about gaining $50.”

‘Bad Is Stronger Than Good’, Baumeister, Bratslavsky, Finkenauer, & Vohs, assets.csom.umn.edu/assets/71516.pdf