Two aspects of the op-ed have generated the most outrage. Ms. Wax and Mr. Alexander observed that cultures are not all “equal in preparing people to be productive in an advanced economy.” Their critics pounced on this statement as a bigoted, hate-filled violation of the multicultural ethic. In his response, Penn’s Dean Ruger proclaimed that “as a scholar and educator I reject emphatically any claim that a single cultural tradition is better than all others.”