This is brilliant writing. I'll give you my highest compliment for Medium writers: your work deserves a far wider audience. You've written here everything I think on a daily basis but better than I could have written it.
Yes, in an earlier age, such people would have been with the Inquisition (what a show!). Now they will be our future concentration camp guards. Full employment for everyone!
A basic lack of empathy is the only requirement for these people. Intelligence outside of an MBA, is purely optional.
And like you, I do not see an admission I was wrong when presented with new evidence as a weakness. I've always said that I reserve the right to change my mind on my deathbed.