Aristocracy is derived from the Greek term for "rule of the best".
David Estlund is the Lombardo Family Professor of Philosophy at Brown University .. Professor. Professor. Philosophy. Philosophy. Brown University. Brown University. He has been teaching moral and political philosophy at Brown since 1991 .. He previously taught at University of California , Irvine , and has spent fellowship years at the Program in Ethics at Harvard University and at Australian National University .. Harvard University. Harvard University. Australian National University. Australian National University. His research interests center on liberalism , justice , and especially democracy .. liberalism. liberalism. justice. justice. democracy. democracy. He sits on the editorial board of the academic journal Representation .. Representation. Representation ( journal ). He is editor of the collection , Democracy -LRB- Blackwell , 2002 -RRB- and the author of Democratic Authority  : A Philosophical Framework -LRB- Princeton , 2008 -RRB- .. He is at work on a book to be called Utopophobia , on questions of realism and idealization in political philosophy .