[peteradio]

Have you considered the possibility that in some cases it is basically forbidden from expressing opinions. These guys were tasked to conduct and summarize their studies not opine on the decision to be made, that violates separation of duties and an expressed opinion leads to questions of diligence.

[_cs2017_]

Yes, that's what I meant under "intentionally obscuring their opinions" (for example because of the organizational culture, etc).