What would appropriate policy be if we just don't know to what extent IQ is different in different groups?
Well, if you'll excuse the ugly metaphor, in this area even the positive questions are giant cans of worms lined on top of third rails, so I really have no desire to get into public discussions of normative policy issues.
This thread is for the discussion of Less Wrong topics that have not appeared in recent posts. If a discussion gets unwieldy, celebrate by turning it into a top-level post.
Part 2