


How much are the things you choose to do everyday--what you eat, how you vote, who you love--determined by your genes, and how much is your own free will? Using fascinating case studies of identical twins, leading geneticist Tim Spector explains how even real-life "clones" with...

How much are the things you choose to do everyday determined by your genes and how much is your own free will? Drawing on his own cutting-edge research of identical twins, leading geneticist Tim Spector shows us how the same upbringing, the same environment, and even the same...