diff -r 0c75dec19d39 -r ba14a29944c4 SharpLibEar/Manager.cs
--- a/SharpLibEar/Manager.cs	Tue Aug 16 12:25:20 2016 +0200
+++ b/SharpLibEar/Manager.cs	Tue Aug 16 12:59:32 2016 +0200
@@ -7,22 +7,18 @@
 using System.Runtime.Serialization;
 using SharpLib.Utils;
 
+
 namespace SharpLib.Ear
 {
     /// <summary>
     /// Event Action Router (Ear) is a generic and extensible framework allowing users to execute actions in response to events. 
     /// Users can implement their own events and actions.
     /// </summary>
-    [TypeConverter(typeof(TypeConverterJson<Manager>))]
     [DataContract]
+    [KnownType("DerivedTypes")]
     public class Manager
     {
         /// <summary>
-        /// Access the currently installed EAR manager. 
-        /// </summary>
-        public static Manager Current = null;
-
-        /// <summary>
         /// Our events instances.
         /// </summary>
         [DataMember]
@@ -77,5 +73,15 @@
                 }
             }
         }
+
+        /// <summary>
+        /// Allow extending our data contract.
+        /// See KnownType above.
+        /// </summary>
+        /// <returns></returns>
+        private static IEnumerable<Type> DerivedTypes()
+        {
+            return SharpLib.Utils.Reflection.GetDerivedTypes<Manager>();
+        }
     }
 }
\ No newline at end of file