There are various architects and engineers who travel around the world to talk about, for example, what happened to "Building 7" (a.k.a. "Building What?"), on 9/11/01.
They often mention that an extremely high percentage of professionals in their discipline, who when confronted with the evidence these engineers offer, change their minds.
The following video shows that some journalists also can become open minded when they hear that many hundreds or thousands of such professionals, as well as scientists, have also concluded that the Bush II Commission did not come to the proper conclusions: