Asilomar’s lack of focus on ethical issues bothered many religious leaders. That prompted a letter to President Jimmy Carter signed by the heads of three major religious organizations: the National Council of Churches, the Synagogue Council of America, and the U.S. Catholic Conference. “We are rapidly moving into a new era of fundamental danger triggered by the rapid growth of genetic engineering,” they wrote. “Who shall determine how human good is best served when new life forms are being engineered?”