“Six inches of height changes the whole physiology of the body. Technology is not perfect to the point where we can say with confidence that there won’t be off-target effects – effects in other parts of the genome that we don’t want to touch.”Pioneering geneticist David Baltimore on the complex considerations of genetic engineering. Animation by Massive for the Scientific Controversies series hosted by astrophysicist Janna Levin at Pioneer Works.
Source: brainpickings.org