Add in-person reccomendation.

Author: buesma

index.html

@@ -141,7 +141,7 @@ <h2>Call For Papers</h2>
         Accepted abstracts will be published on the workshop website and presented as posters.  Selected works will be invited for spotlight presentations.
         <br><br>
         We encourage submission of in-progress work and extensions of previously published material; originality is welcome but not required.
-        However, <b>workshop paper versions of papers accepted to the CoRL 2025 main track are not permitted</b>.
+        However, <b>workshop paper versions of papers accepted to the CoRL 2025 main track are not permitted</b>. We strongly encourage in-person participation of at least one author in the workshop.
         The timezone for all deadlines is Anywhere on Earth (AoE).
       </p>
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