diff --git a/src/Thing.cs b/src/Thing.cs
index 2fa8862..9df720d 100644
--- a/src/Thing.cs
+++ b/src/Thing.cs
@@ -53,6 +53,7 @@ namespace RoboidControl {
             if (invokeEvent)
                 InvokeNewThing(this);
         }
+        public Thing(Participant owner) : this(owner, Type.Undetermined) {}
         /// <summary>
         /// Create a new thing for a participant
         /// </summary>