addressing comments

com.unity.ml-agents/Editor/VectorSensorComponentEditor.cs

             {
                 // These fields affect the sensor order or observation size,
                 // So can't be changed at runtime.
+                EditorGUILayout.PropertyField(so.FindProperty("m_SensorName"), true);
                 EditorGUILayout.PropertyField(so.FindProperty("m_observationSize"), true);
                 EditorGUILayout.PropertyField(so.FindProperty("m_ObservationType"), true);
             }

com.unity.ml-agents/Runtime/Sensors/VectorSensor.cs

         /// </summary>
         /// <param name="observationSize">Number of vector observations.</param>
         /// <param name="name">Name of the sensor.</param>
-        public VectorSensor(int observationSize, string name = null, ObservationType observationType = ObservationType.Default)
+        public VectorSensor(int observationSize, ObservationType observationType = ObservationType.Default, string name = null)
-            if (name == null)
+            if (name == null || name == "")
+                if (observationType != ObservationType.Default)
+                {
+                    name += "_goal";
+                }
+
 
             m_Observations = new List<float>(observationSize);
             m_Name = name;

com.unity.ml-agents/Runtime/Sensors/VectorSensorComponent.cs

     [AddComponentMenu("ML Agents/Vector Sensor", (int)MenuGroup.Sensors)]
     public class VectorSensorComponent : SensorComponent
     {
+
+        /// <summary>
+        /// Name of the generated <see cref="VectorSensor"/> object.
+        /// Note that changing this at runtime does not affect how the Agent sorts the sensors.
+        /// </summary>
+        public string SensorName
+        {
+            get { return m_SensorName; }
+            set { m_SensorName = value; }
+        }
+        [HideInInspector, SerializeField]
+        private string m_SensorName = "VectorSensor";
+
         public int ObservationSize
         {
             get { return m_observationSize; }
         /// <returns></returns>
         public override ISensor CreateSensor()
         {
-            m_sensor = new VectorSensor(m_observationSize, observationType: m_ObservationType);
+            m_sensor = new VectorSensor(m_observationSize, m_ObservationType, m_SensorName);
             return m_sensor;
         }
 

com.unity.ml-agents/Tests/Editor/Sensor/VectorSensorTests.cs

             ISensor sensor = new VectorSensor(4);
             Assert.AreEqual("VectorSensor_size4", sensor.GetName());
 
-            sensor = new VectorSensor(3, "test_sensor");
+            sensor = new VectorSensor(3, name: "test_sensor");
             Assert.AreEqual("test_sensor", sensor.GetName());
         }