In a remarkably even-handed article, Margaret Bunting points Guardian readers to the emerging debate on human enhancement, and the forthcoming pamphlet on “Better Humans" from the British thinktank Demos. To the real enthusiasts - they call themselves transhumanists - humanity is on the point of being liberated from its biology. In their advocacy of our “technological rights”, they believe that human beings are on the brink of a huge leap in development, leaving behind the sick, quarrelsome, weak, fallible creatures we have been up to now. We will be, as their slogan goes, “better than well”. This is the prospect...