<html aria-label="message body"><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div>The 5th International Workshop on Negative Results in Pervasive Computing <b>(PerFail)</b></div><div>Co-located with IEEE PerCom 2026 - Pisa, Italy - March 2026</div><div><a href="https://perfail-workshop.github.io/2026">https://perfail-workshop.github.io/2026</a></div><div><br></div><div><b>Why PerFail?</b></div><div>Not all great ideas work out \u2014 and that\u2019s worth talking about.</div><div><br></div><div>PerFail 2026 is the place to share what didn\u2019t go as planned in pervasive and ubiquitous computing.</div><div>We celebrate honest accounts of failed experiments, surprising results, dead ends, and lessons learned \u2014 because failure moves science forward.</div><div><br></div><div><b>We Want Your Stories</b></div><div>We invite short papers that discuss:</div><div>- Experiments that didn\u2019t confirm their hypotheses</div><div>- Unexpected system, deployment, or data issues</div><div>- Insights from projects that went sideways \u2014 and what others can learn</div><div>- Reproductions that didn\u2019t quite reproduce</div><div>- Honest reflections on why things failed and what\u2019s next</div><div>- If your research didn\u2019t work out, PerFail is where it belongs.</div><div><br></div><div><b>Submission Details:</b></div><div>- Up to 6 pages, IEEE 2-column format</div><div>- Accepted papers appear in IEEE Xplore</div><div>- Submission deadline: <b>1 Dec 2025 (AoE)</b></div><div>- Notification: <b>5 Jan 2026</b></div><div>- Camera-ready: <b>2 Feb 2026</b></div><div>- At least one author must attend and present in person at IEEE PerCom 2026.</div><div><br></div><div><i>PerFail isn\u2019t about celebrating failure \u2014 it\u2019s about learning from it.</i></div><div><i>Let\u2019s make the invisible side of research visible.</i></div><div><div style="display: block;"><div style="-webkit-user-select: all; -webkit-user-drag: element; display: inline-block;" class="apple-rich-link" draggable="true" role="link" data-url="https://perfail-workshop.github.io/2026"><a style="border-radius:10px;font-family:-apple-system, Helvetica, Arial, sans-serif;display:block;-webkit-user-select:none;width:300px;user-select:none;-webkit-user-modify:read-only;user-modify:read-only;overflow:hidden;text-decoration:none;" class="lp-rich-link" rel="nofollow" href="https://perfail-workshop.github.io/2026" dir="ltr" role="button" draggable="false" width="300"><table style="table-layout:fixed;border-collapse:collapse;width:300px;background-color:#E2A22F;font-family:-apple-system, Helvetica, Arial, sans-serif;" class="lp-rich-link-emailBaseTable" cellpadding="0" cellspacing="0" border="0" width="300"><tbody><tr><td vertical-align="center"><table bgcolor="#E2A22F" cellpadding="0" cellspacing="0" width="300" style="table-layout:fixed;font-family:-apple-system, Helvetica, Arial, sans-serif;background-color:rgba(226, 162, 47, 1);-apple-color-filter:initial;" class="lp-rich-link-captionBar"><tbody><tr><td style="padding:8px 0px 8px 0px;" class="lp-rich-link-captionBar-textStackItem"><div style="max-width:100%;margin:0px 16px 0px 16px;overflow:hidden;" class="lp-rich-link-captionBar-textStack"><div style="word-wrap:break-word;font-weight:500;font-size:12px;overflow:hidden;text-overflow:ellipsis;text-align:left;" class="lp-rich-link-captionBar-textStack-topCaption-leading"><a rel="nofollow" href="https://perfail-workshop.github.io/2026" style="text-decoration: none" draggable="false"><font color="#272727" style="color: rgba(0, 0, 0, 0.847059);">PerFail 2026</font></a></div><div style="word-wrap:break-word;font-weight:400;font-size:11px;overflow:hidden;text-overflow:ellipsis;text-align:left;" class="lp-rich-link-captionBar-textStack-bottomCaption-leading"><a rel="nofollow" href="https://perfail-workshop.github.io/2026" style="text-decoration: none" draggable="false"><font color="#808080" style="color: rgba(0, 0, 0, 0.498039);">perfail-workshop.github.io</font></a></div></div></td><td style="padding:6px 12px 6px 0px;" class="lp-rich-link-captionBar-rightIconItem" width="30"><a rel="nofollow" href="https://perfail-workshop.github.io/2026" draggable="false"><img style="pointer-events:none !important;display:inline-block;width:30px;height:30px;border-radius:3px;" width="30" height="30" draggable="false" class="lp-rich-link-captionBar-rightIcon" alt="pc2026-icon.webp" src="cid:D806A530-B870-4493-A956-6972B4F0221A"></a></td></tr></tbody></table></td></tr></tbody></table></a></div></div><i></i></div></body></html>