James Hansen, the director of NASA’s Goddard Institute for Space Studies, and Representative Brad Miller (D-NC) will deliver keynote addresses at an upcoming conference on rejuvenating public-sector science, sponsored by the nonprofit Center for Science in the Public Interest. The title for Hansen’s address will be Threat to the Planet: The Dark and Bright Sides of Global Warming. Miller will speak on Preserving Scientific Integrity: The Role of Congressional Oversight.