diff --git a/app/ModelSerializers/ChatTeams/ChatTeamMemberSerializer.php b/app/ModelSerializers/ChatTeams/ChatTeamMemberSerializer.php
index f56ea6c7..920ebb27 100644
--- a/app/ModelSerializers/ChatTeams/ChatTeamMemberSerializer.php
+++ b/app/ModelSerializers/ChatTeams/ChatTeamMemberSerializer.php
@@ -42,14 +42,14 @@ final class ChatTeamMemberSerializer extends SilverStripeSerializer
         $values = parent::serialize($expand, $fields, $relations, $params);
 
         if (!empty($expand)) {
-            $expand = explode(',', $expand);
-            foreach ($expand as $relation) {
+            $expand_to = explode(',', $expand);
+            foreach ($expand_to as $relation) {
                 switch (trim($relation)) {
                     case 'member':{
                         if(isset($values['member_id']))
                         {
                             unset($values['member_id']);
-                            $values['member'] =  SerializerRegistry::getInstance()->getSerializer($team_member->getMember())->serialize();
+                            $values['member'] =  SerializerRegistry::getInstance()->getSerializer($team_member->getMember())->serialize($expand);
                         }
                     }
                     break;
diff --git a/app/ModelSerializers/ChatTeams/ChatTeamSerializer.php b/app/ModelSerializers/ChatTeams/ChatTeamSerializer.php
index 9b0ba348..cf9dbc98 100644
--- a/app/ModelSerializers/ChatTeams/ChatTeamSerializer.php
+++ b/app/ModelSerializers/ChatTeams/ChatTeamSerializer.php
@@ -58,14 +58,14 @@ final class ChatTeamSerializer extends SilverStripeSerializer
         $values['members'] = $members;
 
         if (!empty($expand)) {
-            $expand = explode(',', $expand);
-            foreach ($expand as $relation) {
+            $expand_to = explode(',', $expand);
+            foreach ($expand_to as $relation) {
                 switch (trim($relation)) {
                     case 'owner':{
                         if(isset($values['owner_id']))
                         {
                             unset($values['owner_id']);
-                            $values['owner'] =  SerializerRegistry::getInstance()->getSerializer($team->getOwner())->serialize();
+                            $values['owner'] =  SerializerRegistry::getInstance()->getSerializer($team->getOwner())->serialize($expand);
                         }
                     }
                     break;
diff --git a/app/ModelSerializers/SummitAttendeeSerializer.php b/app/ModelSerializers/SummitAttendeeSerializer.php
index 026a804a..ba076fdd 100644
--- a/app/ModelSerializers/SummitAttendeeSerializer.php
+++ b/app/ModelSerializers/SummitAttendeeSerializer.php
@@ -118,15 +118,6 @@ final class SummitAttendeeSerializer extends SilverStripeSerializer
                         }
                     }
                     break;
-                    case 'feedback': {
-                        $feedback = array();
-                        foreach ($attendee->getEmittedFeedback() as $f) {
-                            if(!$summit->isEventOnSchedule($f->getEvent()->getId())) continue;
-                            array_push($feedback,  SerializerRegistry::getInstance()->getSerializer($f)->serialize());
-                        }
-                        $values['feedback'] = $feedback;
-                    }
-                    break;
                 }
             }
         }