Anita Chabria hosts a panel discussion of Hollywood publicists who debate dealmaking, divas, and the oh-so-desirable corporate tie-in.

Chabria: How has celebrity publicity changed in the past few years? Lawson: As far as publicity for independent films, anyone can see that a lot of the top actors are taking roles in these movies now. And a lot of the talent's attitudes have changed, and they recognize that their support is crucial. I don't even think they treat it so much as something ...