Marshini Chetty

schoolPrinceton Universitybar_chart#1966 Global Rank

Total Papers

HCI Rank

#1966

Research Areas

Years Active

Recent Publications

Privacy and Security Considerations For Digital Technology Use in Elementary Schools

Elementary school educators increasingly use digital technologies to teach students, manage classrooms, and complete everyday tasks. Prior work has considered the educational and pedagogical implications of technology use, but little research has examined how educators consider privacy and security in relation to clas…

CSCW '195th+ AuthorPersuasion and Charity

Dark Patterns at Scale: Findings from a Crawl of 11K Shopping Websites

Dark patterns are user interface design choices that benefit an online service by coercing, steering, or deceiving users into making unintended and potentially harmful decisions. We present automated techniques that enable experts to identify dark patterns on a large set of websites. Using these techniques, we study s…

CHI '18CorrespondingPrivacy by Design & User Control +1

Understanding the Use and Impact of the Zero-Rated Free Basics Platform in South Africa

Companies are offering zero-rated, or data-charge free Internet services to help bring unconnected users online where Internet access is less affordable. However, it is unclear whether these services achieve this goal or how they shape Internet use. To inform evidence-based policy around and the design of zero-rated s…

CSCW '184th AuthorPrivacy and Security

No Telling Passcodes Out Because They're Private': Children’s Mental Models of Online Privacy and Security

Children under age 12 increasingly use Internet-connected devices to go online. And while Internet use exposes people to privacy and security risks, few studies examine how these children perceive and address such concerns. To fill this gap, we conducted a qualitative study of 18 U.S. families with children ages 5-11.…

CSCW '18CorrespondingOnline Discussion and Engagement

Endorsements on Social Media: An Empirical Study of Affiliate Marketing Disclosures on YouTube and Pinterest

Online advertisements that masquerade as non-advertising content pose numerous risks to users. Such hidden advertisements appear on social media platforms when content creators or "influencers" endorse products and brands in their content. While the Federal Trade Commission (FTC) requires content creators to disclose…

CSCW '183rd AuthorPrivacy in Homes and Groups

User Perceptions of Smart Home IoT Privacy

Smart home Internet of Things (IoT) devices are rapidly increasing in popularity, with more households including Internet-connected devices that continuously monitor user activities. In this study, we conduct eleven semi-structured interviews with smart home owners, investigating their reasons for purchasing IoT devic…

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