Vincent Koenig

schoolUniversity of Luxembourgbar_chart#3221 Global Rank

Total Papers

HCI Rank

#3221

Research Areas

Years Active

Recent Publications

Ethical Tensions In UX Design Practice: Exploring The Fine Line Between Persuasion And Manipulation In Online Interfaces

HCI researchers are increasingly concerned about the prevalence of manipulative design strategies in user interfaces, commonly referred to as "dark patterns". The line between manipulation and persuasion strategies is often blurred, leading to legal and ethical concerns. This paper examines the tension between persuas…

CHI '23CorrespondingPrivacy by Design & User Control +2

"We Need a Big Revolution in Email Advertising": Users' Perception of Persuasion in Permission-based Advertising Emails

Persuasive tactics intend to encourage users to open advertising emails. However, these tactics can overwhelm users, which makes them frustrated and leads to lower open rates. This paper intends to understand which persuasive tactics are used and how they are perceived by users. We first developed a categorization of…

DIS '215th+ AuthorPrivacy by Design & User Control +1

"I am Definitely Manipulated, Even When I am Aware of it. It’s Ridiculous!" - Dark Patterns from the End-User Perspective

Online services pervasively employ manipulative designs (i.e., dark patterns) to influence users to purchase goods and subscriptions, spend more time on-site, or mindlessly accept the harvesting of their personal data. To protect users from the lure of such designs, we asked: are users aware of the presence of dark pa…

CHI '19CorrespondingAlgorithmic Transparency & Auditability +2

Security – Visible, Yet Unseen? How Displaying Security Mechanisms Impacts User Experience and Perceived Security

An unsolved debate in the field of usable security concerns whether security mechanisms should be visible, or blackboxed away from the user for the sake of usability. However, tying this question to pragmatic usability factors only might be simplistic. This study aims at researching the impact of displaying security m…

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