diff --git a/browser/configure.zcml b/browser/configure.zcml
index d468568..f72a2ee 100644
--- a/browser/configure.zcml
+++ b/browser/configure.zcml
@@ -164,13 +164,13 @@
       permission="zope.ManageContent"
       />
 
-  <addMenuItem
+  <!--<addMenuItem
       class="loops.concept.Concept"
       title="Concept"
       description="A Concept is a Concept is a Concept..."
       permission="zope.ManageContent"
       view="AddLoopsConcept.html"
-      />
+      />-->
 
   <pages
       for="loops.interfaces.IConcept"
diff --git a/browser/form.py b/browser/form.py
index 90e2b7d..a853125 100644
--- a/browser/form.py
+++ b/browser/form.py
@@ -29,6 +29,7 @@ from zope.interface import Interface
 from zope.lifecycleevent import ObjectCreatedEvent, ObjectModifiedEvent
 
 from zope.app.container.interfaces import INameChooser
+from zope.app.container.contained import ObjectAddedEvent
 #from zope.app.container.contained import NameChooser
 from zope.app.pagetemplate import ViewPageTemplateFile
 from zope.cachedescriptors.property import Lazy
@@ -568,6 +569,7 @@ class CreateObject(EditObject):
         tc = form.get('form.type') or self.defaultTypeToken
         obj.setType(self.loopsRoot.loopsTraverse(tc))
         notify(ObjectCreatedEvent(obj))
+        #notify(ObjectAddedEvent(obj))
         self.object = obj
         self.updateFields() # TODO: suppress validation
         # TODO: error handling
diff --git a/common.py b/common.py
index b32b9e7..04af88c 100644
--- a/common.py
+++ b/common.py
@@ -30,6 +30,7 @@ from zope.dublincore.interfaces import IZopeDublinCore
 from zope.dublincore.annotatableadapter import ZDCAnnotatableAdapter
 from zope.dublincore.zopedublincore import ScalarProperty
 from zope.interface import implements
+from zope.interface.interface import InterfaceClass
 from zope.security.proxy import isinstance
 
 from cybertools.storage.interfaces import IStorageInfo
@@ -65,6 +66,8 @@ def collectAttributeNames(lst, name):
             attrs.append(arg)
         elif isinstance(arg, type):
             attrs.extend(list(getattr(arg, name)))
+        elif isinstance(arg, InterfaceClass):
+            attrs.extend(list(arg))
         else:
             raise ValueError("Argument must be string or class, '%s' is '%s'." %
                              (arg, type(arg)))
diff --git a/concept.py b/concept.py
index 753edc8..06f7f0d 100644
--- a/concept.py
+++ b/concept.py
@@ -25,12 +25,14 @@ $Id$
 from zope import component, schema
 from zope.app.container.btree import BTreeContainer
 from zope.app.container.contained import Contained
+from zope.app.container.interfaces import IAdding
 from zope.cachedescriptors.property import Lazy
 from zope.component import adapts
 from zope.component.interfaces import ObjectEvent
 from zope.event import notify
 from zope.interface import implements
 from zope.interface import alsoProvides, directlyProvides, directlyProvidedBy
+from zope.publisher.interfaces.browser import IBrowserRequest
 from zope.security.proxy import removeSecurityProxy, isinstance
 from zope.traversing.api import getName, getParent
 from persistent import Persistent
@@ -333,9 +335,13 @@ class ConceptTypeSourceList(object):
     implements(schema.interfaces.IIterableSource)
 
     def __init__(self, context):
-        self.context = context
+        if IBrowserRequest.providedBy(context):
+            context = context.context
+        if IAdding.providedBy(context):
+            context = context.context
         if isinstance(context, AdapterBase):
-            self.context = self.context.context
+            context = context.context
+        self.context = context
 
 
     def __iter__(self):
diff --git a/configure.zcml b/configure.zcml
index b965ad4..f09221f 100644
--- a/configure.zcml
+++ b/configure.zcml
@@ -59,7 +59,7 @@
     <require
         permission="zope.View"
         attributes="getTypePredicate getDefaultPredicate getTypeConcept
-                    getPredicateType" />
+                    getPredicateType getLoopsRoot" />
   </class>
 
   <interface interface=".interfaces.IConcept"
diff --git a/interfaces.py b/interfaces.py
index de09b97..5513d82 100644
--- a/interfaces.py
+++ b/interfaces.py
@@ -102,7 +102,7 @@ class IConcept(IConceptSchema, ILoopsObject, IPotentialTarget):
                        "a concept of type 'type'."),
         default=None,
         source="loops.conceptTypeSource",
-        required=False)
+        required=True)
 
     def getType():
         """ Return a concept that provides the object's type.
diff --git a/security/common.py b/security/common.py
index 5ff3ef3..aed5acc 100644
--- a/security/common.py
+++ b/security/common.py
@@ -23,11 +23,12 @@ $Id$
 """
 
 from zope import component
+from zope.app.container.interfaces import IObjectAddedEvent
 from zope.app.securitypolicy.interfaces import IPrincipalRoleManager
 from zope.app.securitypolicy.interfaces import IRolePermissionManager
 from zope.cachedescriptors.property import Lazy
 from zope.interface import implements
-from zope.lifecycleevent import IObjectCreatedEvent
+from zope.lifecycleevent import IObjectCreatedEvent, IObjectModifiedEvent
 from zope.security import canAccess, canWrite
 from zope.security import checkPermission as baseCheckPermission
 from zope.security.management import getInteraction
@@ -109,6 +110,8 @@ def restrictView(obj, roles=allRolesExceptOwnerAndMaster, revert=False):
 
 # event handlers
 
+#@component.adapter(ILoopsObject, IObjectAddedEvent)
+#@component.adapter(ILoopsObject, IObjectModifiedEvent)
 @component.adapter(ILoopsObject, IObjectCreatedEvent)
 def setDefaultSecurity(obj, event):
     aObj = adapted(obj)