The author is a single person. The parent comment implies a large portion of the women would prefer taller mates. The author being woman is not at odds with this claim.
All of this is just people unhappy about biology because it creates winners and losers. Losers think they'll have an easier time changing biology than themselves or simply readjusting their expectations.
(Never mind the insanity of this article saying it will help save the planet...wild how the NYT now prints stuff 10x crazier than something like Breitbart ever did, and no one cares)