Bioethicist discusses four keys to know about possibilities, pitfalls of gene editing

Gene editing has captivated scientists and medical providers with tantalizing visions of wiping out debilitating inherited diseases. Could conditions like Huntington’s disease, for example, be cured by using a tool that acts as a “molecular scissors” to remove and replace disease-causing DNA? Or, would gene editing tempt some to engineer designer babies with genes encoded for superior intelligence, beauty or athletic abilities?