use a user's username if they have no name set
e.g. mstengle has no ratings yet/mark has no ratings yet
check out how this is done in the student model in roomlist with the methods for get_name_or_uname
e.g. mstengle has no ratings yet/mark has no ratings yet
check out how this is done in the student model in roomlist with the methods for get_name_or_uname