Arab/Berber is a wrong ethnic, ou a person is arab, or is berber. In fact, are enemy ethnics, berber is the native of canary islands (invaded for spain) and north africa (invaded by arabs). A example of berber, is morocco queen or Zidane (from Kabylia, north Algeria), please, create separate ethnics, Arab or Berber. The native name of berber is Amazigh, that means, "free man"