diff --git a/openbadge-server/openbadge/models.py b/openbadge-server/openbadge/models.py
index 64ecce9..36586a5 100644
--- a/openbadge-server/openbadge/models.py
+++ b/openbadge-server/openbadge/models.py
@@ -5,6 +5,7 @@
 import random
 import json as simplejson
 import string
+import time
 
 
 from decimal import Decimal
@@ -212,12 +213,12 @@ class Member(BaseModel):
 
     email = models.EmailField(unique=True)
     name = models.CharField(max_length=64)
-    badge = models.CharField(max_length=64)
+    badge = models.CharField(max_length=64, unique=True)
     """Some sort of hub-readable ID for the badge, similar to a MAC, but accessible from iPhone"""
 
-    last_audio_ts = models.DecimalField(max_digits=20, decimal_places=3, default=Decimal(0))
+    last_audio_ts = models.DecimalField(max_digits=20, decimal_places=3, default=round(Decimal(time.time()), 0))
     last_audio_ts_fract = models.DecimalField(max_digits=20, decimal_places=3, default=Decimal(0))
-    last_proximity_ts = models.DecimalField(max_digits=20, decimal_places=3, default=Decimal(0))
+    last_proximity_ts = models.DecimalField(max_digits=20, decimal_places=3, default=round(Decimal(time.time()), 0))
     last_voltage = models.DecimalField(max_digits=5, decimal_places=3, default=Decimal(0))
     last_seen_ts = models.DecimalField(max_digits=20, decimal_places=3, default=Decimal(0))
 
diff --git a/openbadge-server/openbadge/serializers.py b/openbadge-server/openbadge/serializers.py
index a095678..1f0edb1 100644
--- a/openbadge-server/openbadge/serializers.py
+++ b/openbadge-server/openbadge/serializers.py
@@ -11,7 +11,7 @@ class Meta:
         model = Member
         fields = ('id', 'project', 'name', 'email', 'badge', 'last_seen_ts', 'last_audio_ts',
                   'last_audio_ts_fract', 'last_proximity_ts', 'last_voltage', 'key')
-        read_only_fields = ('project', 'id', 'key', 'badge', 'name', 'email')
+        read_only_fields = ('project', 'id', 'key')
 
     def update(self, instance, validated_data):
 
@@ -34,6 +34,7 @@ def update(self, instance, validated_data):
         instance.save()
         return instance
 
+
 class HubSerializer(serializers.ModelSerializer):
     project = serializers.PrimaryKeyRelatedField(queryset=Project.objects.all())
 
diff --git a/openbadge-server/openbadge/urls.py b/openbadge-server/openbadge/urls.py
index b4329c9..47f5774 100644
--- a/openbadge-server/openbadge/urls.py
+++ b/openbadge-server/openbadge/urls.py
@@ -4,13 +4,14 @@
 
 badges_list = views.MemberViewSet.as_view({
     'get': 'list',
-    # 'post': 'create',
+    'post': 'create',
 })
 
 badges_details = views.MemberViewSet.as_view({
     'get': 'retrieve',
     'put': 'update',
     'patch': 'partial_update',
+    #'post': 'create',
 })
 
 hubs_list = views.HubViewSet.as_view({
diff --git a/openbadge-server/openbadge/views.py b/openbadge-server/openbadge/views.py
index eb5dbca..75ff1d5 100644
--- a/openbadge-server/openbadge/views.py
+++ b/openbadge-server/openbadge/views.py
@@ -12,6 +12,7 @@
 from rest_framework.decorators import api_view
 from rest_framework import viewsets
 from rest_framework.response import Response
+from rest_framework import status
 
 from .decorators import app_view, is_god, is_own_project, require_hub_uuid
 from .models import Meeting, Project, Hub, DataFile  # Chunk  # ActionDataChunk, SamplesDataChunk
@@ -37,11 +38,25 @@ def context(**extra):
 
 
 class MemberViewSet(viewsets.ModelViewSet):
-    queryset = Member.objects.all()
+    #queryset = Member.objects.all()
     serializer_class = MemberSerializer
     permission_classes = [AppkeyRequired, HubUuidRequired]
     lookup_field = 'key'
 
+    def get_queryset(self):
+        """
+        Filters the members list based on the hub's project
+        :return:
+        """
+
+        # hub information is validated in the permission class
+        hub_uuid = self.request.META.get("HTTP_X_HUB_UUID")
+        hub = Hub.objects.prefetch_related("project").get(uuid=hub_uuid)
+        project = hub.project
+
+        # Return only badges from the relevant project
+        return Member.objects.filter(project=project)
+
     def retrieve(self, request, *args, **kwargs):
         """ 
         Get the badge specified by the provided key
@@ -52,6 +67,25 @@ def retrieve(self, request, *args, **kwargs):
         serializer = self.get_serializer(badge)
         return Response(serializer.data)
 
+    def create(self, request, *args, **kwargs):
+        """
+        Creates a new member under the call hub project
+        """
+        hub_uuid = request.META.get("HTTP_X_HUB_UUID")
+        hub = Hub.objects.prefetch_related("project").get(uuid=hub_uuid)
+        project = hub.project
+
+        # request.data is from the POST object. Adding the project id
+        data = request.data.dict()
+        data['project'] = project.id
+
+        serializer = MemberSerializer(data=data)
+        if serializer.is_valid():
+            serializer.save()  # will call .create()
+            return Response(serializer.data, status=status.HTTP_201_CREATED)
+        else:
+            return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
+
 
 class HubViewSet(viewsets.ModelViewSet):
     queryset = Hub.objects.all()