Do you have a right to share your own genetic information?
For a libertarian, this seems like a no-brainer. But it isn't, so read on. There have been several recent cases where genenalogical and DNA information, uploaded by its owners to gedmatch.com, a public database, has been downloaded by law-enforcement and used to solve murders and rapes. So far it's all good. Of course, we could solve far more murders and rapes by simply forcing everyone to provide a sample of their DNA to the police. As a society, we've chosen not to do that (rightfully, I believe) reasoning the vast invasion of privacy outweighs the social good. And police in the US can't go on a fishing expedition for DNA. To force you to provide it, they have to have probable cause to believe you committed that specific crime, and they can't use your refusal to provide DNA voluntarily as evidence. Fourth Amendment. Large databases have changed all that. If I compare a DNA sample with such a database, for any given DNA sample, I can almost certainly identif...