diff --git a/_events/2021/07/2021-07-23-python.md b/_events/2021/07/2021-07-23-python.md
index 43be47ae9ba312af85062238616189cbf1ebf524..58b08f4f4c74e453cc6bf4a8aeb8e5d4c5123486 100644
--- a/_events/2021/07/2021-07-23-python.md
+++ b/_events/2021/07/2021-07-23-python.md
@@ -4,7 +4,8 @@ layout: event
 organizers:
   - erxleben
 lecturers:
-  - TBA
+  - erxleben
+  - Thomas Förster
 type:   workshop
 start:
     date:   "2021-07-23"