Pharmaceutical firms donate an enormous amount of their products (and some cash too). But it doesn't seem to be helping their reputation. We ask Pfizer's generosity chief why the company gives so much, who it really helps, and whether all this philanthropy is just corporate whitewashing.

We all like to throw around terms that describe human behavior — “bystander apathy” and “steep learning curve” and “hard-wired.” Most of the time, they don't actually mean what we think they mean. But don't worry — the experts are getting it wrong, too.