Rogue Science

Scientists have made wonderful progress in preventing disease in the past two decades. To take one example, the human growth hormone was scarce and beyond the financial reach of most families with a child that needed it. Scientists were able to insert the genes for making it into the milk producing system of cows. Now ten cows can produce enough human growth hormone to meet the world's annual need.

Unfortunately, many scientific advances can be misused. This has happened in the area of gene ...