I remember growing up and seeing my mother come home from her second job late at night with my father was setting up dinner in the kitchen.
I didn't think much about it until individuals around me talked about the norms in today's Western society: the father should be working more than the mother, while the wife stays home and takes care of the children.
Lorber's position of how she believes human beings have no femaleness or maleness in the beginning, but once gender is put into the picture,