Short answer

Prioritize user well-being and transparency over manipulative tactics, as the latter can lead to backlash and erode trust.

Field
User-Centred Design
Source
The Journal of Legal Analysis (2020)
Method
Experimental research
Sample
Not explicitly stated, but described as 'large-scale experiments' with 'representative samples'.
Evidence
Strong effect

Dark patterns, intentionally confusing or manipulative user interface designs, can significantly increase user engagement and conversion rates, but may also lead to negative user experiences and backlash. This user-centred design research insight is drawn from a 2020 study published in The Journal of Legal Analysis. Using Experimental research with Not explicitly stated, but described as 'large-scale experiments' with 'representative samples'., researchers explored how this design variable affects real-world outcomes. The key design takeaway: Prioritize user well-being and transparency over manipulative tactics, as the latter can lead to backlash and erode trust.

Study
User-Centred DesignHigh ImpactStrong effect

Deceptive UI elements increase sign-ups by 400% but risk backlash

Dark patterns, intentionally confusing or manipulative user interface designs, can significantly increase user engagement and conversion rates, but may also lead to negative user experiences and backlash.

The Journal of Legal Analysis · 2020

01

Key Findings

  • 01Users exposed to mild dark patterns were over twice as likely to sign up for a dubious service, and those exposed to aggressive dark patterns were nearly four times as likely.
  • 02Aggressive dark patterns generated a significant backlash, while mild dark patterns did not.
  • 03Less educated subjects were more susceptible to mild dark patterns.
  • 04Hidden information, trick questions, and obstruction strategies were particularly effective in manipulating consumers.
  • 05The price of the service became immaterial when dark patterns were employed; decision architecture, not price, drove purchasing decisions.
02

Application

Design takeaway

Prioritize user well-being and transparency over manipulative tactics, as the latter can lead to backlash and erode trust.

How to apply

When designing any user interface, especially for online services or e-commerce, conduct usability testing that specifically looks for potential areas where users might be confused, misled, or coerced into actions they don't fully understand or desire.

Project actions

  • 01When designing a product, consider how a user might be unintentionally misled by your interface.
  • 02Test your designs with real users to identify any potential 'dark patterns' you might have inadvertently created.
  • 03Focus on making your product's value proposition clear and easy to understand.
03

Method & Evidence

AimTo investigate the effectiveness of dark patterns in influencing consumer behaviour and to identify which specific dark pattern strategies are most manipulative.
MethodExperimental research
ProcedureTwo large-scale experiments were conducted with representative samples of American consumers. Participants were exposed to various dark patterns (e.g., hidden information, trick questions, obstruction, loaded language, bandwagon effects, 'must act now' messages) and their sign-up rates for a service were measured. The impact of dark patterns on user regret and the influence of factors like education level and price were also assessed.
SampleNot explicitly stated, but described as 'large-scale experiments' with 'representative samples'.
ContextOnline consumer interfaces, e-commerce, digital services.

Variables

IV["Presence and type of dark patterns (e.g., mild, aggressive, hidden information, trick question)","User's education level"]
DV["Sign-up rate for a service","User regret","Consumer backlash"]
CV["Price of the service","Demographics of participants (beyond education)","Specific context of the service being offered"]
04

Strengths & Limitations

Strengths

  • +Large-scale experiments with representative samples increase generalizability.
  • +Directly measures behavioural outcomes (sign-ups) and user sentiment (regret, backlash).
  • +Identifies specific dark pattern strategies and their varying effectiveness.

Limitations

The experiments were conducted in a controlled setting, which may not fully replicate real-world online behaviour. The long-term psychological impact of encountering dark patterns was not deeply explored.

Reliability & validity

The study's reliability is supported by large sample sizes and replication of key findings between experiments. Validity is strong in measuring behavioural outcomes but might be limited in fully capturing the nuances of long-term user experience and regret in real-world scenarios.

Think critically

To what extent is it justifiable for designers to use subtle psychological nudges that benefit the company, even if they are not overtly deceptive?

05

Design Principles

"Ethical design prioritizes user autonomy and clear communication over deceptive manipulation."

Understanding dark patterns is crucial for designers to avoid unethical practices that exploit users. Designers must prioritize genuine user needs and transparency to build trust and ensure long-term product success, rather than resorting to manipulative tactics for short-term gains.

06

What This Means for Your Design

Tricky website designs can trick people into signing up for things they don't want, and sometimes they don't even notice until it's too late. But if the trick is too obvious, people get angry.

How to use in your project

  • 1.If your project involves an online interface or a system where users make choices, analyze potential dark patterns and explain how your design avoids them.
  • 2.Use this research to justify design decisions that prioritize clarity and user autonomy over manipulative engagement tactics.
07

Add to My Project

08

Quick Cite

Paragraph starter

In the development of the [Your Product Name], careful consideration was given to avoiding 'dark patterns' – deceptive user interface elements that manipulate users into unintended actions. Research by Luguri and Strahilevitz (2020) demonstrates that such patterns can significantly increase conversion rates but also lead to user regret and backlash. Therefore, the design prioritizes transparency and clarity in all user interactions, ensuring that users can make informed decisions without being misled by hidden information, trick questions, or coercive language, thereby fostering trust and a positive user experience.

09

Source

The Journal of Legal Analysis

Shining a Light on Dark Patterns

journal · 2020

View source

Questions About This Research

What does the research say about deceptive ui elements increase sign-ups by 400% but risk backlash?
Prioritize user well-being and transparency over manipulative tactics, as the latter can lead to backlash and erode trust. Evidence: The Journal of Legal Analysis (2020).
Why does "Deceptive UI elements increase sign-ups by 400% but risk backlash" matter for design?
Understanding dark patterns is crucial for designers to avoid unethical practices that exploit users. Designers must prioritize genuine user needs and transparency to build trust and ensure long-term product success, rather than resorting to manipulative tactics for short-term gains.
How can designers apply this research?
Prioritize user well-being and transparency over manipulative tactics, as the latter can lead to backlash and erode trust.
What were the main findings?
Users exposed to mild dark patterns were over twice as likely to sign up for a dubious service, and those exposed to aggressive dark patterns were nearly four times as likely.. Aggressive dark patterns generated a significant backlash, while mild dark patterns did not.. Less educated subjects were more susceptible to mild dark patterns.. Hidden information, trick questions, and obstruction strategies were particularly effective in manipulating consumers.
What research method was used?
Experimental research with Not explicitly stated, but described as 'large-scale experiments' with 'representative samples'..
How strong is the evidence?
Evidence strength is rated Strong effect, based on a 2020 journal from The Journal of Legal Analysis.
What should I do differently in my next project?
When designing any user interface, especially for online services or e-commerce, conduct usability testing that specifically looks for potential areas where users might be confused, misled, or coerced into actions they don't fully understand or desire.
What are the limitations?
The study focused on American consumers, so findings may not generalize to other cultural contexts. The specific 'dubious service' and its price point could influence results. The long-term consequences of mild dark patterns were not fully explored.