Sperm donation: A different kind of bank

Recently, we woke up to news that a couple was suing a U.S sperm bank because their donor had unreported schizophrenia and unreported criminal history. Aside from the moral questions, a lot of legal questions surround the practice: What about the child's right to identity because anonymous donations mean that they can never know their biological father? What happens in future when the child develops a genetic disease? What about the risk of accidental incest?