McGill University philosophy professor, Arash Abizadeh, doesn't encourage the opening of borders, yet states that the current border system can't be justified by a liberal egalitarian logic. 
Profesa wa falsafa wa Chuo Kikuu cha McGill, Arash abizadeh, hataki kuhimiza kufunguliwa kwa mipaka, hata hivyo nasema kuwa mfumo uliopo wa mipaka hauwezi kuhalalishwa kwa mantiki ya uwazi ya kiliberali.