"It's the policy-makers themselves who need it. If they want to develop policies that are most likely to succeed, they should make those policies with the understanding available of how things are," said Holt, a former physicist and Democratic congressman from New Jersey. "We do this with the age-old, time-tested procedure of determining how things are. We call that science."
"Scientists find it appalling that evidence has been crowded out by ideological assertions," said Rush Holt, a former physicist and Democratic congressman who runs the American Association for the Advancement of Science.