• Ethics of Human Cloning by Leon R. Kass, Chairman of the President's Council on Bioethics.
  
• Treating Embryos as Commodities
  
• Why not cloning?
  
• Charles Krauthammer on Tricks with Definitions, Changing Positions and Slippery Slope
  
• Ethics of Human Cloning: Wilson vs. Kass
  

"Suppose scientists told us that the best stem cells come from 3-month-old fetuses grown in the lab?" ... Dr. Leon Kass, Director of the President's Council on Bioethics.