When physicians at University College in London last month announced the birth of what they described as the world's first "breast-cancer gene-free baby," a designer infant pre-screened for the BRCA1 cancer gene, critics focused public debate on the question of whether or not such screening should be permitted. Yet as genetic screening becomes increasingly routine, it is the opposite question that will likely raise far more ethical challenges: If pre-implantation genetic diagnosis during in ... Read the Full Article