public function deleteMemberInstrument($memberID, $instrumentID, $dbConnection)
 {
     $success = false;
     try {
         if (MemberInstrumentDao::deleteMemberInstrumentStyles($memberID, $instrumentID, $dbConnection)) {
             $success = MemberInstrumentDao::deleteMemberInstrument($memberID, $instrumentID, $dbConnection);
         }
     } catch (Exception $ex) {
         $success = false;
     }
     return $success;
 }