see also general comments adopted by the un human rights committeesuch as no and no moreover this principle has been further expanded by the work of the supervisory bodies dealing with the two conventions specifically aiming at the prohibition of discrimination the convention on the elimination of all forms of discrimination against women cedaw and the convention on the elimination of all forms of racial discrimination cerd thus to assess whether or not there has been discrimination in the enjoyment of rights related to the family it is necessary to understand the scope of the principle and the way in which it has evolved over the years