updated

Author: zopyx

src/zopyx/usersascontent/content/plone_user.py

@@ -8,7 +8,9 @@
 # from z3c.form.browser.radio import RadioFieldWidget
 from zope import schema
 from zope.interface import implementer
-
+from plone.app.vocabularies.catalog import CatalogSource
+from z3c.relationfield.schema import RelationChoice
+from z3c.relationfield.schema import RelationList
 
 from zopyx.usersascontent import _
 
@@ -49,7 +51,11 @@ class IPloneUser(model.Schema):
         required=False,
     )
 
-
+    evil_mastermind = RelationChoice(
+        title='The Evil Mastermind',
+        vocabulary='plone.app.vocabularies.Catalog',
+        required=False,
+    )
 
 @implementer(IPloneUser)
 class PloneUser(Container):