diff --git a/README.md b/README.md
index 97623124b6cf41a57f9aefe572757d544af8ff11..95d6bc82c7ba4c08ce177ecf97699d2c54eec0a0 100644
--- a/README.md
+++ b/README.md
@@ -43,6 +43,8 @@
         - https://www.dupont.com/brands/tyvek.html
     - ? David
         - UVC
+    - ? Bruce
+        - https://www.ragoninstitute.org/
     - Ane
         - http://www.cype.es/
     - Kumar