Airs Sunday, May 5 at 6 p.m. Imagine a world free of genetic diseases, where parents control their offspring's height, eye color and intelligence. The science may be closer than you think. Would it lead to eugenics and a stratified society where only the rich enjoy the benefits of genetic enhancement? Or would the real injustice be depriving our children of every scientifically possible opportunity? Our debaters are Sheldon Krimsky, Lord Robert Winston, Nita Farahany, and Lee Silver.