The simplist answer is that this guy could buy some high-coverage foundation and a make-up sponge. He could change his appearance in other ways too if he likes - get a wig, fake nose, etc.

I feel like these scientists need to keep their mouths shut.

If the Trump admin finds out about this, the next executive order will be something that requires CFCs to be put back into American appliances and aerosols because he hates any accomplishment academics have ever had.