Tell me about your mother's bomb

They discussed it. And they decided APA psychologists can still participate in interrogations. They just can't be mean about it.

After a raucous debate about what role - if any - psychologists should play in U.S. government interrogations of terror suspects, the American Psychological Association voted overwhelmingly on Sunday to reject a measure that would have in effect banned its members from those interrogations.

I'm just guessing here, but I'll bet the primary difference of opinion exists between those psychologists who think of themselves as part of a "helping profession" (that is, helping people help themselves, rather than helping people torture others), and those who, likely for good reason, don't.