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Dear Colleagues,</div>
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(sorry for cross-posting)</div>
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We are pleased to invite you to submit your work to the <b>ACM Symposium on Spatial User Interaction (SUI 2026)</b>, which will take place on
<b>October 10–11, 2026 </b>in<b> Bari, Italy</b>. SUI is a premier venue for research on spatial user interfaces and interactions, bringing together researchers and practitioners working across virtual, augmented, and mixed reality, as well as other spatial
computing environments.</div>
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Important Dates</div>
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<b>Submission Deadline:</b> May 22, 2026 (23:59 AoE)</div>
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<b>Notification:</b> July 3, 2026 (23:59 AoE)</div>
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<b>Camera Ready:</b> August 14, 2026 (23:59 AoE)</div>
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Topics of Interest</div>
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We welcome original, unpublished contributions across a broad range of topics, including (but not limited to):</div>
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Spatial input devices and technologies</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Intelligent and adaptive spatial interfaces</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Interaction design, UX, and usability</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Perception, cognition, and human factors</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Multimodal and multisensory interaction (e.g., haptics, audio, gesture)</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Collaborative and distributed spatial interaction</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Immersive analytics and visualization</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Spatial interaction with avatars, data, and virtual humans</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Inclusion, accessibility, privacy, and ethics</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Applications in gaming, healthcare, education, CAD, and engineering</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Smart spatial computing and GenAI</li></ul>
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Types of Contributions</div>
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We invite a variety of contributions, including:</div>
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Research papers (4–10 pages, excluding references)</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Systems and novel applications</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Toolkits and software</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); line-height: 115%; margin: 0cm 0cm 8pt;">
Practice and experience reports</li></ul>
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Paper length should match the contribution: shorter papers may present early-stage ideas, while longer papers typically report mature research.</div>
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<span style="color: rgb(0, 0, 0);">We look forward to your exciting contributions and to advancing the field of spatial user interaction together.<br>
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For more details, please visit the official SUI 2026 website: https://sui.acm.org/2026/call-for-papers/<br>
<br>
Contact: </span><span style="color: rgb(70, 120, 134);"><u><a style="color: rgb(70, 120, 134);" class="OWAAutoLink" id="OWA8d8a04d3-3b64-0a05-d898-c7cc0ae66645" href="mailto:general@sui.acm.org">program@sui.acm.org</a></u></span></div>
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Please feel free to share this call with colleagues and students who may be interested.</div>
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Best regards,</div>
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Marina Ricci and Rumeysa Turkmen<br>
ACM SUI 2026 Publicity Chairs</div>
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