Can We Blame Our Genes for Our Decisions?

Forget meditation, forget ayahuasca ceremonies and mindfulness practice. Today, knowing yourself is as easy as swabbing your cheek. Home genetics tests like those offered by 23andme are becoming readily affordable -- just $69 for a test kit -- and they offer an unprecedented look at our personal blueprint. It's even possible today to study the genetics of your potential offspring before they're born. So-called pre-implantation genetic diagnosis analyzes DNA from an embryo, when it's nothing