def group_members(self, group_id, include_orphans=False):
        """
        Find all group member trigger definitions

        :param group_id: group trigger id
        :param include_orphans: If True, include orphan members
        :return: list of asociated group members as trigger objects
        """
        params = {'includeOrphans': str(include_orphans).lower()}
        url = self._service_url(['triggers', 'groups', group_id, 'members'], params=params)
        return Trigger.list_to_object_list(self._get(url))