diff --git a/java-champions.yml b/java-champions.yml
index 7910a836..466fbfd5 100644
--- a/java-champions.yml
+++ b/java-champions.yml
@@ -1148,6 +1148,11 @@ members:
       twitter: https://twitter.com/hansolo_
       mastodon: https://mastodon.social/@hansolo_
       bluesky: https://bsky.app/profile/hansolo.bsky.social
+      github: https://github.com/HanSolo
+      website: https://harmoniccode.blogspot.com/
+      linkedin: https://www.linkedin.com/in/gerritgrunwald
+      youtube: https://www.youtube.com/@hansolo312
+      sessionize: https://sessionize.com/gerrit-grunwald 
     avatar: img/avatars/hansolo_.png
   - name: Mary Grygleski
     year: 2021