update contributors list
diff --git a/_src/assets/img/avatars/.metadata/metadata.yml b/_src/assets/img/avatars/.metadata/metadata.yml
index 214b5bd..1a428dc 100644
--- a/_src/assets/img/avatars/.metadata/metadata.yml
+++ b/_src/assets/img/avatars/.metadata/metadata.yml
@@ -98,3 +98,9 @@
 mengxr:
   etag: '"3024504bf3d26f3e5b0e9b9d7cd094dc23c19d7802aba428c8603e0d8deb526a"'
   last_modified: Mon, 16 Feb 2015 21:10:39 GMT
+christinadionysio:
+  etag: '"13a1e9d5a8126011bef43c38b0b218281367f8666ae8309821382084c5c815da"'
+  last_modified: Tue, 17 Oct 2023 07:36:59 GMT
+e-strauss:
+  etag: '"601f30aebf4cfb879824cb1e7cc4ac95ea4f3abd37ad148ec9f738e46f463162"'
+  last_modified: Wed, 07 Feb 2024 11:32:50 GMT
diff --git a/_src/assets/img/avatars/christinadionysio.jpg b/_src/assets/img/avatars/christinadionysio.jpg
new file mode 100644
index 0000000..401dd54
--- /dev/null
+++ b/_src/assets/img/avatars/christinadionysio.jpg
Binary files differ
diff --git a/_src/assets/img/avatars/e-strauss.jpg b/_src/assets/img/avatars/e-strauss.jpg
new file mode 100644
index 0000000..2cadf10
--- /dev/null
+++ b/_src/assets/img/avatars/e-strauss.jpg
Binary files differ