diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index a77a671d8..9c7d65c1e 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -29,7 +29,7 @@ module ApplicationHelper
     when "User"
       user_path(person)
     else
-      link_to "unknown person", "#"
+      "unknown person"
     end
   end
 
diff --git a/app/models/person.rb b/app/models/person.rb
index bcdcea5bf..73161780b 100644
--- a/app/models/person.rb
+++ b/app/models/person.rb
@@ -26,7 +26,7 @@ class Person
   before_validation :clean_url
  
   def real_name
-    profile.first_name + " " + profile.last_name
+    profile.first_name.to_s + " " + profile.last_name.to_s
   end