Simon Blackburn was Professor of Philosophy at the University of Cambridge and Edna J. Koury Distinguished Professor of Philosophy at the University of North Carolina, Chapel Hill. Though he has worked in many areas of philosophy, he is best known for his contributions to metaethics and the philosophy of language. Simon and Robinson discuss the distinction between ethics and metaethics before primarily focusing on the latter, where they explore the concept of realism. Simon’s latest books are Lust and Mirror, Mirror.OUTLINE:Robinson’s Website: http://robinsonerhardt.comRobinson Erhardt researches symbolic logic and the foundations of mathematics at Stanford University. Join him in conversations with philosophers, scientists, weightlifters, artists, and everyone in-between.