The only model for studying human cancer is humans.

In 1 percent of the cases we find authors have engaged in fraud.

It really is very bizarre.

In some cases we will even contact the author's institution and say, 'You should look into this because it was not kosher.

This is an issue that should be raised often because it is a central preoccupation of very large numbers of Americans and because people now look at the Republican program, the Bush program, as being a disaster.

[For both, it's a way to woo a public increasingly skeptical of sweeping pronouncements or simple solutions.] We are in an era when specificity is a sign of credibility, ... Do the numbers add up? Do the proposals work? There have to be enough details to satisfy [critics] that it's real and it's sensible.