diff --git a/15_Licenses/15_licenses.tex b/15_Licenses/15_licenses.tex
index 303f2cd..17d8b79 100644
--- a/15_Licenses/15_licenses.tex
+++ b/15_Licenses/15_licenses.tex
@@ -43,6 +43,9 @@
   If you will be sharing data on human subjects, or, for that matter,
   just working with data on human subjects, you need to be extra
   careful. I'll try to sketch the basic concerns.
+
+  I'm talking just about the United States here. I understand US law a
+  bit, but I don't know the law in other countries much at all.
 }
 } }