Sequence 5 parts 2009
The Will-Be/Ought Gap
Predictions can be checked against what happens. What checks a moral claim? An argument from 2009 about moral progress and moral realism.

Is Moral Progress Due to Moral Imagination or Condemnation?
Throughout the nineties, and to some extent in the last decade, there has been a certain brand of political thinker who just can’t imagine the motivation for cruelty. So alien is the concept that these folks (Richard Rorty and Judith Butler, for instance) have developed a deflationary theory of moral philosophy that simply advises us…
The Will-Be/Ought Gap: Marking Ideas to Market and Moral Realism
(What follows are some reflections on two related problems. One is Robin Hanson’s discussion of prediction markets to counteract status quo bias , and the other is my friend Leigh Johnson’s meditation on strong moral relativism . Because of length, I have cut my extended reflections on Dr. J’s “strong relativism” for a post tomorrow.)…
Verifying Moral Realism (The Will-be/Ought Gap, continued)
Yesterday , I called myself a moral realist, which is to say that I believe that some claims about values are agent-neutral. Going back to testability, I suspect that one place that markets will not yield much benefit is in evaluations of normativity. Despite the fact that I am a moral realist and believe that…
Bridging The Will-Be/Ought Gap
So I’ve been writing the last few days on a number of only tenuously related themes: cruelty and torture , probability and prediction markets , testability, middle-range theories, and moral realism . Today I’m going to try to draw these themes together and point to a couple avenues for further discussion. Obviously, it’s important to…
Beyond ‘Real’ and ‘Relative’: What are moral propositions about?
Dr. J responds on moral realism. It appears that our dispute focuses on the role that ‘the world’ plays in verifying our moral propositions. Dr. J is right to note that I’ve made an important and potentially dispositive claim in asserting that agent-neutrality requires that one’s account be “either verified by the world or not.” However, I…