diff --git a/booking.studygroups_report.inc b/booking.studygroups_report.inc
index 4767d59..603aa6a 100644
--- a/booking.studygroups_report.inc
+++ b/booking.studygroups_report.inc
@@ -111,16 +111,29 @@ function booking_studygroups_leadhelp_view_summary() {
 	$rows = array();
 	$attributes = array('style' => 'max-width:60%');	
 
+	//get study group definitions
+	$query = db_select('booking_studygroup_list', 's')
+		->fields('s')
+		->condition('s.booking_eventid', $event->eid, '=');
+	$result = $query->execute();
+	
+	foreach ($result as $group) {  
+    $header[] = $group->booking_studygroup_descrip;
+	}    
+
   //select entries from the study groups mapping table		
   $query = db_select('booking_studygroup_mapping', 'm');
   $query->join('booking_studygroup_list', 's', 's.sid = m.booking_studygroup_id');
   $query->condition('m.booking_eventid', $event->eid, '=');
   $query->fields('m')->fields('s', array('booking_studygroup_descrip'));
   $group_mapping = $query->execute()->fetchAllAssoc('sid');	
-	
+
+	watchdog('booking_debug', "<pre>Leader Helper studygroup query result\n@info</pre>", array('@info' => print_r( $group_mapping, true)));
+  /*
 	foreach ($group_mapping as $group) {
     $header[] = $group->booking_studygroup_descrip;
 	}
+  */
 
   $person_query = db_query("SELECT * FROM {booking_person_view} WHERE booking_gender = 'M' ORDER BY booking_lastname, booking_firstname")->fetchAllAssoc('nid');