diff --git a/main/admin.py b/main/admin.py
index 86695c3..03485a1 100644
--- a/main/admin.py
+++ b/main/admin.py
@@ -1,13 +1,14 @@
 from django.contrib import admin
 import main.models as MainDB
+from datetime import date, datetime
 
 # Register your models here.
 @admin.register(MainDB.contributors)
 class MainDB_contributorsAdmin(admin.ModelAdmin):
 
-    list_display = ('id', 'da_approval', 'teamleader', 'second_teamleader', 'gender', 'full_name', 'birthday_year', 'get_congregation', 'pioneer', 'get_deparment', 'mobilnumber', 'email')
+    list_display = ('full_name', 'da_approval', 'teamleader', 'second_teamleader', 'gender', 'birthday_year', 'get_congregation', 'pioneer', 'get_deparment', 'mobilnumber', 'email')
 
-    # list_filter = ('gender', 'roles', 'deparment', 'congregation')
+    list_filter = ('gender', 'roles', 'deparment', 'da_approval')
 
     search_fields = ('name', 'firstname', 'congregation__title', 'deparment__title', 'mobilnumber', 'email')
 
@@ -28,8 +29,9 @@ class MainDB_contributorsAdmin(admin.ModelAdmin):
 
     # Methode, um nur das Jahr des Birthdays anzuzeigen
     def birthday_year(self, obj):
-        return obj.birthday.year if obj.birthday else None
-    birthday_year.short_description = 'Geburtsjahr'
+        year = obj.birthday.year if obj.birthday else None
+        return int(datetime.strftime(date.today(), "%Y")) - year
+    birthday_year.short_description = 'Alter'
 
 
 admin.site.register(MainDB.department)