Deception at Scale: Deceptive Designs in 1K LLM-Generated E-Commerce Components.

Kristen Vaccaro https://orcid.org/0000-0002-9843-942X https://www.wikidata.org/entity/Q130845644 Ziwei Chen Jiawen Shen Luna Hanyu Zhang Kristen Vaccaro Deception at Scale: Deceptive Designs in 1K LLM-Generated E-Commerce Components. 603:1-603:18 2026 CHI https://doi.org/10.1145/3772318.3791063 conf/chi/2026 db/conf/chi/chi2026.html#ChenSLZV26 Wenshan Luo Pat William Pannuto Kristen Vaccaro Taking the control back - An adventure in developing personalized content moderation. 1634:1-1634:25 2026 CHI https://doi.org/10.1145/3772318.3791905 conf/chi/2026 db/conf/chi/chi2026.html#LuoPV26 Shaokang Jiang Arshia Arya Seoyoung Kweon Ivan Liang Deepak Kumar 0006 Kristen Vaccaro Long Story Short: Auditing U.S. Political Polarization in Recommendations for Long- vs. Short-form Videos on YouTube. 6147-6158 2026 WWW https://doi.org/10.1145/3774904.3792277 conf/www/2026 db/conf/www/www2026.html#JiangAKLKV26

Nazanin Sabri Kristen Vaccaro Mai ElSherief The Double Burden of Moderators: Safeguarding Communities While Facing Identity-Based Harassment. 41-47 2025 July - August 23 IEEE Secur. Priv. 4 https://doi.org/10.1109/MSEC.2025.3566308 db/journals/ieeesp/ieeesp23.html#SabriVE25 streams/journals/ieeesp

Nazanin Sabri Yutong Chen Marissa Lee Steven P. Dow Kristen Vaccaro Mai ElSherief The Balancing Act of Social Audio Facilitators: When Self-Promotion Overshadows Community Care. 1-34 2025 9 Proc. ACM Hum. Comput. Interact. 2 https://doi.org/10.1145/3710981 db/journals/pacmhci/pacmhci9.html#SabriCLDVE25 streams/journals/pacmhci

Lu Sun Yutong Chen Binghong Li Ruoxuan Li Kristen Vaccaro Designing For Microaggressions. 1-28 2025 9 Proc. ACM Hum. Comput. Interact. 7 https://doi.org/10.1145/3757404 db/journals/pacmhci/pacmhci9.html#SunCLLV25

Silas Hsu Vinay Koshy Kristen Vaccaro Christian Sandvig Karrie Karahalios Placebo Effect of Control Settings in Feeds Are Not Always Strong. 226:1-226:16 2025 CHI https://doi.org/10.1145/3706598.3714197 conf/chi/2025 db/conf/chi/chi2025.html#HsuKVSK25 Sachita Nishal Marianne Aubin Le Quéré Brian James McInnis Bronwyn Jones Kristen Vaccaro Tanja Aitamurto Mor Naaman Nicholas Diakopoulos News Futures: (Re-)Designing Socio-technical Systems for News Production and Consumption. 794:1-794:6 2025 CHI Extended Abstracts https://doi.org/10.1145/3706599.3706733 conf/chi/2025a db/conf/chi/chi2025a.html#NishalQMJVAND25 Raman Ebrahimi Kristen Vaccaro Parinaz Naghizadeh The Double-Edged Sword of Behavioral Responses in Strategic Classification: Theory and User Studies. 868-886 2025 FAccT https://doi.org/10.1145/3715275.3732056 conf/fat/2025 db/conf/fat/facct2025.html#EbrahimiVN25

Ziwei Chen Jiawen Shen Luna Kristen Vaccaro Hidden Darkness in LLM-Generated Designs: Exploring Dark Patterns in Ecommerce Web Components Generated by LLMs. 2025 February abs/2502.13499 CoRR https://doi.org/10.48550/arXiv.2502.13499 db/journals/corr/corr2502.html#abs-2502-13499 streams/journals/corr

Lu Sun Hengyuan Zhang 0001 Enze Liu 0001 Mingyang Liu Kristen Vaccaro NewsGuesser: Using Curiosity to Reduce Selective Exposure. 1-22 2024 8 Proc. ACM Hum. Comput. Interact. CSCW1 https://doi.org/10.1145/3637376 db/journals/pacmhci/pacmhci8.html#SunZLLV24 streams/journals/pacmhci

Niharika Bhaskar Amari N. Lewis Rona Darabi Joana Fang Jingting Liu Kristen Vaccaro Joe Gibbs Politz Mia Minnes Welcoming Students to Undergraduate Computer Science Programs: On-ramps, Rest Areas, and Lane Changes. 109-115 2024 SIGCSE (1) https://doi.org/10.1145/3626252.3630964 conf/sigcse/2024-1 db/conf/sigcse/sigcse2024-1.html#BhaskarLDFLVPM24

Raman Ebrahimi Kristen Vaccaro Parinaz Naghizadeh The Double-Edged Sword of Behavioral Responses in Strategic Classification: Theory and User Studies. 2024 abs/2410.18066 CoRR https://doi.org/10.48550/arXiv.2410.18066 db/journals/corr/corr2410.html#abs-2410-18066 streams/journals/corr

Nazanin Sabri Bella Chen Annabelle Teoh Steven P. Dow Kristen Vaccaro Mai ElSherief Challenges of Moderating Social Virtual Reality. 384:1-384:20 2023 CHI https://doi.org/10.1145/3544548.3581329 conf/chi/2023 db/conf/chi/chi2023.html#SabriCTDVE23 Mrinal Sharma Hayden McTavish Zimo Peng Anshul Shah 0002 Vardhan Agarwal Caroline Sih Emma Hogan Ismael Villegas Molina Adalbert Gerald Soosai Raj Kristen Vaccaro Engagement and Anonymity in Online Computer Science Course Forums. 48-62 2023 ICER (1) https://doi.org/10.1145/3568813.3600121 https://www.wikidata.org/entity/Q130845645 conf/icer/2023-1 db/conf/icer/icer2023-1.html#SharmaMPSASHMRV22 Amari N. Lewis Kristin Tenney Kristen Vaccaro Joe Gibbs Politz Mia Minnes Comparing Student Social Networks and Academic Experiences in Computing and Biology Courses. 21-28 2023 RESPECT https://doi.org/10.1109/RESPECT60069.2023.00016 conf/respect/2023 db/conf/respect/respect2023.html#LewisTVPM23

A. Feder Cooper Katherine Lee James Grimmelmann Daphne Ippolito Christopher Callison-Burch Christopher A. Choquette-Choo Niloofar Mireshghallah Miles Brundage David Mimno Madiha Zahrah Choksi Jack M. Balkin Nicholas Carlini Christopher De Sa Jonathan Frankle Deep Ganguli Bryant Gipson Andres Guadamuz Swee Leng Harris Abigail Z. Jacobs Elizabeth Joh Gautam Kamath 0001 Mark A. Lemley Cass Matthews Christine McLeavey Corynne McSherry Milad Nasr Paul Ohm Adam Roberts Tom Rubin Pamela Samuelson Ludwig Schubert Kristen Vaccaro Luis Villa Felix Wu Elana Zeide Report of the 1st Workshop on Generative AI and Law. 2023 abs/2311.06477 CoRR https://doi.org/10.48550/arXiv.2311.06477 db/journals/corr/corr2311.html#abs-2311-06477

Mary Anne Smart Dhruv Sood Kristen Vaccaro Understanding Risks of Privacy Theater with Differential Privacy. 1-24 2022 6 Proc. ACM Hum. Comput. Interact. CSCW2 https://doi.org/10.1145/3555762 db/journals/pacmhci/pacmhci6.html#SmartSV22

Amari N. Lewis Joe Gibbs Politz Kristen Vaccaro Mia Minnes Learning about the Experiences of Chicano/Latino Students in a Large Undergraduate CS Program. 165-171 2022 ITiCSE (1) https://doi.org/10.1145/3502718.3524780 https://www.wikidata.org/entity/Q130827330 conf/iticse/2022-1 db/conf/iticse/iticse2022-1.html#LewisPVM22

Kristen Vaccaro Ziang Xiao Kevin Hamilton Karrie Karahalios Contestability For Content Moderation. 318:1-318:28 2021 5 Proc. ACM Hum. Comput. Interact. CSCW2 https://doi.org/10.1145/3476059 https://www.wikidata.org/entity/Q130879145 db/journals/pacmhci/pacmhci5.html#VaccaroXHK21

Kristen Vaccaro Configuration and control in social media systems University of Illinois Urbana-Champaign, USA 2020 https://hdl.handle.net/2142/109518

Kristen Vaccaro Christian Sandvig Karrie Karahalios "At the End of the Day Facebook Does What ItWants": How Users Experience Contesting Algorithmic Content Moderation. 167:1-167:22 2020 4 Proc. ACM Hum. Comput. Interact. CSCW2 https://doi.org/10.1145/3415238 db/journals/pacmhci/pacmhci4.html#VaccaroSK20

Silas Hsu Kristen Vaccaro Yin Yue Aimee Rickman Karrie Karahalios Awareness, Navigation, and Use of Feed Control Settings Online. 1-13 2020 CHI https://doi.org/10.1145/3313831.3376583 conf/chi/2020 db/conf/chi/chi2020.html#HsuVYRK20 Motahhare Eslami Kristen Vaccaro Min Kyung Lee Amit Elazari Bar On Eric Gilbert Karrie Karahalios User Attitudes towards Algorithmic Opacity and Transparency in Online Reviewing Platforms. 494 2019 CHI https://doi.org/10.1145/3290605.3300724 https://www.wikidata.org/entity/Q130878442 conf/chi/2019 db/conf/chi/chi2019.html#EslamiVLOGK19 Kristen Vaccaro Karrie Karahalios Deirdre K. Mulligan Daniel N. Kluttz Tad Hirsch Contestability in Algorithmic Systems. 523-527 2019 CSCW Companion https://doi.org/10.1145/3311957.3359435 conf/cscw/2019c db/conf/cscw/cscw2019c.html#VaccaroKMKH19 Kristen Vaccaro Dylan Huang Motahhare Eslami Christian Sandvig Kevin Hamilton Karrie Karahalios The Illusion of Control: Placebo Effects of Control Settings. 16 2018 CHI https://doi.org/10.1145/3173574.3173590 conf/chi/2018 db/conf/chi/chi2018.html#VaccaroHESHK18 Kristen Vaccaro Tanvi Agarwalla Sunaya Shivakumar Ranjitha Kumar Designing the Future of Personal Fashion. 627 2018 CHI https://doi.org/10.1145/3173574.3174201 conf/chi/2018 db/conf/chi/chi2018.html#VaccaroASK18 Ranjitha Kumar Kristen Vaccaro An Experimentation Engine for Data-Driven Fashion Systems. 2017 AAAI Spring Symposia http://aaai.org/ocs/index.php/SSS/SSS17/paper/view/15380 conf/aaaiss/2017 db/conf/aaaiss/aaaiss2017.html#KumarV17 Jennifer G. Kim Kristen Vaccaro Karrie Karahalios Hwajung Hong "Not by Money Alone": Social Support Opportunities in Medical Crowdfunding Campaigns. 1997-2009 2017 CSCW https://doi.org/10.1145/2998181.2998245 conf/cscw/2017 db/conf/cscw/cscw2017.html#KimVKH17 Motahhare Eslami Kristen Vaccaro Karrie Karahalios Kevin Hamilton "Be Careful; Things Can Be Worse than They Appear": Understanding Biased Algorithms and Users' Behavior Around Them in Rating Platforms. 62-71 2017 ICWSM https://aaai.org/ocs/index.php/ICWSM/ICWSM17/paper/view/15697 conf/icwsm/2017 db/conf/icwsm/icwsm2017.html#EslamiVKH17 Motahhare Eslami Karrie Karahalios Christian Sandvig Kristen Vaccaro Aimee Rickman Kevin Hamilton Alex Kirlik First I "like" it, then I hide it: Folk Theories of Social Feeds. 2371-2382 2016 CHI https://doi.org/10.1145/2858036.2858494 conf/chi/2016 db/conf/chi/chi2016.html#EslamiKSVRHK16 Kristen Vaccaro Sunaya Shivakumar Ziqiao Ding Karrie Karahalios Ranjitha Kumar The Elements of Fashion Style. 777-785 2016 UIST https://doi.org/10.1145/2984511.2984573 conf/uist/2016 db/conf/uist/uist2016.html#VaccaroSDKK16 Motahhare Eslami Aimee Rickman Kristen Vaccaro Amirhossein Aleyasen Andy Vuong Karrie Karahalios Kevin Hamilton Christian Sandvig "I always assumed that I wasn't really that close to [her]": Reasoning about Invisible Algorithms in News Feeds. 153-162 2015 CHI https://doi.org/10.1145/2702123.2702556 conf/chi/2015 db/conf/chi/chi2015.html#EslamiRVAVKHS15 Vardhan Agarwal Tanvi Agarwalla Tanja Aitamurto Amirhossein Aleyasen Parinaz Naghizadeh ArdabiliParinaz Naghizadeh Arshia Arya Jack M. Balkin Emma Hogan BenserEmma Hogan Niharika Bhaskar Miles Brundage Chris Callison-BurchChristopher Callison-Burch Nicholas Carlini Bella Chen Yutong Chen Ziwei Chen Madiha Zahrah Choksi Christopher A. Choquette-Choo A. Feder Cooper Rona Darabi Nicholas Diakopoulos Ziqiao Ding Steven DowSteven P. Dow Raman Ebrahimi Mai ElSherief Motahhare Eslami Joana Fang Jonathan Frankle Deep Ganguli Eric Gilbert Bryant Gipson Andrés Guadamuz GonzálezAndres Guadamuz James Grimmelmann Kevin Hamilton Swee Leng Harris Tad Hirsch Hwajung Hong Silas Hsu Dylan Huang Daphne Ippolito Abigail Z. Jacobs Shaokang Jiang Elizabeth Joh Bronwyn Jones Gautam Kamath 0001 Karrie Karahalios Jennifer G. Kim Alex Kirlik Daniel N. Kluttz Vinay Koshy Deepak Kumar 0006 Ranjitha Kumar Seoyoung Kweon Katherine Lee Marissa Lee Min Kyung Lee Mark A. Lemley Amari N. Lewis Binghong Li Ruoxuan Li Ivan Liang Enze Liu 0001 Jingting Liu Mingyang Liu Luna Wenshan Luo Cass Matthews Brian James McInnis Christine McLeavey Corynne McSherry Hayden McTavish David M. MimnoDavid Mimno Mia Minnes Niloofar Mireshghallah Ismael Villegas Molina Deirdre K. Mulligan Mor Naaman Milad Nasr Sachita Nishal Paul Ohm Amit Elazari Bar On Pat PannutoPat William Pannuto Zimo Peng Joe Gibbs Politz Marianne Aubin Le Quéré Adalbert Gerald Soosai Raj Aimee Rickman Adam Roberts Tom Rubin Christopher De Sa Nazanin Sabri Pamela Samuelson Christian Sandvig Ludwig Schubert Anshul Shah 0002 Mrinal Sharma Jiawen Shen Sunaya Shivakumar Caroline Sih Mary Anne Smart Dhruv Sood Lu Sun Kristin Tenney Annabelle Teoh Luis Villa Andy Vuong Felix Wu Ziang Xiao Yin Yue Elana Zeide Hanyu Zhang Hengyuan Zhang 0001