Ok, I'm confused

here:
Quote Originally Posted by bjf

A) Androsterone raised the attractiveness ratings for the more attractive men, and lowered

the attractiveness ratings for the less attractive men.

B) Somehow, both substances function as "levellers" by

raising the evaluation of moderately attractive men and by lowering the evaluation of the higher attractive man

(tendency towards the mean).
The two statements appear contradictory. What am I missing?

-Bass