<div dir="ltr"><div style="margin-top:1em;margin-bottom:1em;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">The 15th International Conference on the Theory and Application of Diagrams <span aria-invalid="grammar" class="Lm ng" style="border-style:none;background:none">takes</span> place on 25-28 August 2026 at Tallinn University of Technology, Estonia.</div><div style="margin-top:1em;margin-bottom:1em;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">Registration to the conference is now open. To register, please visit:</div><div style="margin-top:1em;margin-bottom:1em;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)"><a href="https://diagrams-conference.org/2026/registration/" id="m_-6920235418250810437OWAba04a58f-340a-c2ea-2592-5744def2b5ed" target="_blank">https://diagrams-conference.org/2026/registration/</a></div><div style="margin-top:1em;margin-bottom:1em;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">Registration to the conferences gives access to all talks, including three keynotes (by Jessica Carter, Peter Cheng and Fabio Zanasi). Registration also gives access to the tutorials and the graduate Symposium. All participants will furthermore receive a free copy of the Diagrams conference proceedings (published by Springer).</div><div style="margin-top:1em;margin-bottom:1em;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">For more information, please visit the conference website:</div><div style="margin-top:1em;margin-bottom:1em;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)"><a href="https://diagrams-conference.org/2026/" id="m_-6920235418250810437OWAa1c42711-2819-8a2e-6990-fcaa55429deb" target="_blank">https://diagrams-conference.org/2026/</a></div><div style="margin-top:1em;margin-bottom:1em;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">Registration is open for everyone. We hope you will join us at the conference!</div><div style="margin-top:1em;margin-bottom:1em;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">Best wishes,</div><div style="margin-top:1em;margin-bottom:1em;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size:12pt;color:rgb(0,0,0)">The Diagrams 2026 organizing team</div></div>