Of course. When we evaluate the efficacy of a strategy, maybe we shouldn't just repeat what the author of that strategy says. This is a place where we can look at data and draw conclusions rather than just become a mouthpiece for someone.
Yes, I agree, the debate needs to be open. I also think that being allowed to champion your own opinions and defend your past choices is a given, not least since these people whom I may disagree with may have good arguments that should be considered.