Perween Rehman, sister of a Las Vegas Physician Dr. Anis Khair and a prominent and respected world renowned social scientist, planner and architect, whose 30 years of selfless work in the service of poor, in Pakistan, and, in several countries was cut short, when she was murdered on March 13th 2013, by assailants on motor bikes, whose allegiance is thought to be with Karachi’s land mafia.