A noted professor declares that the Earth would be better off if nine out of 10 people were to die.
I wonder if Dr. Pianka would be the first to volunteer. Does he really believe this stuff enough to relieve the Earth of the burden of one more person, namely, himself?
Anyone read Rainbow Six? In that story, you had professors like this one who believed much the same thing. And they engineered viruses to carry that sort of plan out.