diff --git a/booking.studygroups_report.inc b/booking.studygroups_report.inc
index 5873f08..f6b2d42 100644
--- a/booking.studygroups_report.inc
+++ b/booking.studygroups_report.inc
@@ -43,22 +43,34 @@ function booking_studygroups_csv_report($group_id) {
   // @todo
   // get a listing of all the registrations so we can lookup people's names based on their node id
   
-  //get the list of study group sessions
+  //get the list of study group sessions IDs
+  /*
+  $studygroup_sessions_query = db_query("SELECT distinct booking_session_id FROM {booking_studygroup_mapping} " . 
+                                        "WHERE booking_eventid = :eid AND booking_studygroup_id = :sid " . 
+                                        "ORDER BY booking_session_id",
+                                        array(':eid' => $event->eid, ':sid' => $group_id));                                   
+  $studygroup_sessions = $studygroup_sessions_query->fetchAll();
+  */
+  
+  /*
 	$studygroups_query = db_query("SELECT * FROM {booking_studygroup_list} WHERE booking_eventid = :eid and sid = :sid",
 						array(':eid' => $event->eid, ':sid' => $group_id));
   $studygroups = $studygroups_query->fetchAllAssoc('sid');
+  */
   
-  //get the list of study group session memberships
-  $session_members_query = db_query("SELECT * FROM {booking_studygroup_mapping} WHERE booking_studygroup_id = :sid",
-						array(':sid' => $group_id));
-  $session_members = $session_members_query->fetchAll();
-
+  /*
   //set up the column headings
   foreach ($studygroups as $studygroup) {
     $header_array[] = $studygroup->sid;
   }	  
   $header = implode( $delimiter, $header_array );
   $csv .= $header . "\n";
+  */  
+  
+  //get the list of study group session memberships
+  $session_members_query = db_query("SELECT * FROM {booking_studygroup_mapping} WHERE booking_studygroup_id = :sid",
+						array(':sid' => $group_id));
+  $session_members = $session_members_query->fetchAll();
   
   //calculate the row data
   foreach ($session_members as $member) {
@@ -72,10 +84,14 @@ function booking_studygroups_csv_report($group_id) {
   }
   watchdog('booking_debug', "<pre>Study Group CSV Report\n@info</pre>", array('@info' => print_r( $data_array, true)));
   $out = fopen('php://output', 'w');
-  fputcsv2($out, $header_array);
+  //create the CSV header using just the array keys
+  fputcsv2($out, array_keys($data_array));
+  
+  //output each subsequent of the multi-dimensional array
   foreach ($data_array as $fields) {
     fputcsv2($out, $fields);
   }
+  //close the output
   fclose($out);
 }