diff --git a/_data/alumni.yml b/_data/alumni.yml
index e13e4018b..c30450f95 100644
--- a/_data/alumni.yml
+++ b/_data/alumni.yml
@@ -10,6 +10,10 @@ members:
   name: Mathias Brochhausen
   orcid: 0000-0003-1834-3856
   wikidata: Q57161944
+- github: pbuttigieg
+  name: Pier Luigi Buttigieg
+  orcid: 0000-0002-4366-3088
+  wikidata: Q41566750
 - github: mcourtot
   link: http://purl.org/net/mcourtot
   name: Melanie Courtot
diff --git a/_data/operations.yml b/_data/operations.yml
index d2d0a6802..db4b61254 100644
--- a/_data/operations.yml
+++ b/_data/operations.yml
@@ -198,16 +198,6 @@ members:
   name: Paul Fabry
   orcid: 0000-0002-3336-2476
   wikidata: Q108555457
-- affiliation:
-    name: Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven
-    ror: 032e6b942
-  country: Germany
-  github: pbuttigieg
-  groups:
-  - outreach
-  name: Pier Luigi Buttigieg
-  orcid: 0000-0002-4366-3088
-  wikidata: Q41566750
 - affiliation:
     name: La Jolla Institute for Immunology, La Jolla, CA
     ror: 05vkpd318