diff --git a/flashcards/serializers.py b/flashcards/serializers.py
index 731957d..afafbbe 100644
--- a/flashcards/serializers.py
+++ b/flashcards/serializers.py
@@ -123,11 +123,13 @@ class MaskFieldSerializer(serializers.Field):
 
 class FlashcardSerializer(ModelSerializer):
     is_hidden = SerializerMethodField()
+    is_in_deck = SerializerMethodField()
     # hide_reason = CharField(read_only=True)
     material_date = DateTimeField(default=now)
     mask = MaskFieldSerializer(allow_null=True)
     score = IntegerField(read_only=True)
 
+
     def validate_material_date(self, value):
         # TODO: make this dynamic
         if QUARTER_START <= value <= QUARTER_END:
@@ -151,6 +153,10 @@ class FlashcardSerializer(ModelSerializer):
         if 'user' not in self.context: return False
         return obj.is_hidden_from(self.context['user'])
 
+    def get_is_in_deck(self, obj):
+        if 'user' not in self.context: return False
+        return obj.is_in_deck(self.context['user'])
+
     class Meta:
         model = Flashcard
         exclude = 'author', 'previous'
diff --git a/flashcards/views.py b/flashcards/views.py
index 0f8e175..0fdf34a 100644
--- a/flashcards/views.py
+++ b/flashcards/views.py
@@ -108,7 +108,8 @@ class SectionViewSet(ReadOnlyModelViewSet):
         Gets the contents of a user's feed for a section.
         Exclude cards that are already in the user's deck
         """
-        serializer = FlashcardSerializer(self.get_object().get_feed_for_user(request.user), many=True)
+        serializer = FlashcardSerializer(self.get_object().get_feed_for_user(request.user), many=True,
+                                         context={'user': request.user})
         return Response(serializer.data)