diff --git a/schedule.md b/schedule.md
index 1a7f5528eb81b307a4db459a2fcf45875bde7147..8e2878abef493590178d7652792a0d40cb8c9786 100644
--- a/schedule.md
+++ b/schedule.md
@@ -511,6 +511,9 @@ TBD
 {% enddetails %}
 
 
+{% details Monday: Richard Ladner guest lecture %}
+{% enddetails %}
+
 {: .week}
 # Finals week: Final presentations -- time TBD