diff --git a/_notes/Simon Wardley.md b/_notes/Simon Wardley.md
index 3f13dff..1e19306 100644
--- a/_notes/Simon Wardley.md	
+++ b/_notes/Simon Wardley.md	
@@ -1,6 +1,15 @@
 ---
 tags:
   - person
+ATProtocol: https://bsky.app/profile/did:plc:jinf3wk7cfionx6h4afrxbbm
+wikipedia: https://en.wikipedia.org/wiki/Simon_Wardley
+linkedin: https://www.linkedin.com/in/simonwardley
 ---
 
-Creator of [[Wardley Maps]]
\ No newline at end of file
+Creator of [[Wardley Mapping]]
+
+## Presentations
+
+He was a speaker at [[Causal Islands]] Toronto 2023, and gave this talk:
+
+<iframe width="560" height="315" src="https://www.youtube-nocookie.com/embed/5AgCLanGSak?si=W1i_Ag38nPscMeci" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>