<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">(apologies if you receive multiple copies of this call for abstracts)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">--------------------------------------------------</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">CALL FOR EXTENDED ABSTRACTS</div><p style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""> <br class="webkit-block-placeholder"></p><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Third Workshop on Frictional Design in Hybrid Human-AI Systems</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Co-located with the 5th International Conference on Hybrid Human-Artificial Intelligence (HHAI26)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">July 7, 2026 | Brussels, Belgium (in-person)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; color: rgb(220, 161, 13);" class=""><span style="color: #000000" class="">Workshop website: <a href="https://sites.google.com/view/frictional-ai/home" class="">https://sites.google.com/view/frictional-ai/home</a></span></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">--------------------------------------------------</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">**Workshop Overview**</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">This full-day workshop explores frictional design strategies in Human–AI interaction: design patterns that deliberately create moments of reflection, critical thinking, and cognitive effort in AI-supported decision-making.</div><p style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""> <br class="webkit-block-placeholder"></p><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">While contemporary AI systems are typically optimised for efficiency and seamless interactions, growing evidence in HCI, cognitive science, and safety-critical domains shows that overly smooth interaction can promote cognitive offloading, automation bias, over-reliance, and skill erosion. Frictional design examines when and how interaction mechanisms can slow down decision-making at appropriate moments in order to support human oversight, judgement, and appropriate reliance.</div><p style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""> <br class="webkit-block-placeholder"></p><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Example mechanisms include:</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- requiring users to reason themselves before accessing AI support and/or scaffold reasoning through staged or reflective interaction</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- introducing novel uncertainty visualisations, present explanations or evidence in ways that prompt active scrutiny</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- any other approach that balances or favours cognitive engagement over seamless usability and speed</div><p style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""> <br class="webkit-block-placeholder"></p><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Building on the success of the two previous editions, this workshop aims to advance an interdisciplinary dialogue between scholars across HCI, AI, cognitive science, and AI governance. The programme will include paper presentations, a keynote, structured discussions, and collaborative activities aimed at developing a shared research agenda for stimulating cognitive engagement in human-AI interactions.</div><p style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""> <br class="webkit-block-placeholder"></p><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">**Keynote**</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Bogdana Rakova (DLA Piper, Data & Society Research Institute, ex-Mozilla Fellow)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Talk: “Speculative Friction: Exploring existing, speculative, and instrumental frictions in AI design and governance”</div><p style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""> <br class="webkit-block-placeholder"></p><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">**Topics of Interest**</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">We invite extended abstracts from researchers, practitioners, and policymakers on topics including (but not limited to):</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- Design Principles for Cognitive Engagement (Interaction strategies that balance efficiency with reflection and critical engagement)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- Methods to Measure Over-Reliance and Under-Reliance (Frameworks, metrics, or empirical studies assessing how AI affects human judgement, expertise, and decision behaviour)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- Trust Calibration and Transparency (Investigations of how explanations, uncertainty communication, or interface design influence trust and reliance)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- Governance and Policy Approaches (Legal, regulatory, or organisational perspectives on incorporating frictional principles into AI deployment and oversight)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- Applications and Case Studies (Empirical studies, prototypes, or deployments demonstrating seamful or frictional interaction patterns in practice)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">**Submission Details**</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- Submission type: Extended Abstracts (500--1,500 words - to be extended to 5 pages for the post-workshop proceedings)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- Format: CEURART-WS template (see workshop website)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; color: rgb(220, 161, 13);" class=""><span style="color: #000000" class="">- Submission system: <a href="https://cmt3.research.microsoft.com/FrictionalAI2026" class="">https://cmt3.research.microsoft.com/FrictionalAI2026</a></span></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Accepted papers will be published in the HHAI 2026 Workshop Proceedings (CEUR-WS).</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">At least one author of each accepted paper must attend the workshop in person and register for the HHAI conference (single-day registration options available).</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">**Important Dates** (AoE)</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- Submission deadline: 1 May, 2026</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- Notification: 29 May, 2026</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- Camera-ready: 19 June, 2026 </div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">- Workshop: 7 July, 2026</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">**Beyond the Workshop**</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">This workshop series aims to build a research community around frictional and cognitively engaging AI design. Authors and participants will be invited to contribute to follow-up initiatives, including collaborative publications, special issues, and future events.</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Interested researchers can join the mailing list: <a href="https://www.freelists.org/list/friction" class=""><span style="color: rgb(220, 161, 13);" class="">https://www.freelists.org/list/friction</span></a></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">**Organisers**</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Chiara Natali, Vrije Universiteit Amsterdam</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Fabio M. Russo, IMT School for Advanced Studies Lucca</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Simon W. S. Fischer, Radboud University</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Manni Cheung, University of Cambridge</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue";" class="">Brett Frischmann, Villanova University</div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; color: rgb(220, 161, 13);" class=""><span style="color: #000000" class="">For further information: <a href="https://sites.google.com/view/frictional-ai/home" class="">https://sites.google.com/view/frictional-ai/home</a></span></div><p style="margin: 0px; font-stretch: normal; font-size: 13px; line-height: normal; font-family: "Helvetica Neue"; min-height: 15px;" class=""> <br class="webkit-block-placeholder"></p></body></html>