IN A very general sense, ethics is the name give to our concern for good behavior. We feel an obligation to consider not only our own personal well-being but also that of others and of human society ...

Selfishness often receives a bad rap, usually associated with greed, narcissism, or moral failure. However, is it always destructive, or could it serve an evolutionary and ethical purpose? As our ...

In a recent post, I discussed a paper I published a few days ago with several bioethicists on whether trade-offs between generations are always unjust. Since I have received numerous replies, I would ...