Without even reading this paper I can tell you the fatal flaw is the word “mate”: https://news.artnet.com/art-world/no-one-wants-to-date-artists-study-1654963 … Nearly every study of human sexuality ignores that there is a difference between “mate I marry” and “mate I procreate with” when reality is these two are often separate.
Meanwhile tons of studies show that when you ask about “sexual attraction” in a different setting—or look at who they really have sex with—these same seemingly prudish good kids suddenly want artist rock star jock barby virgin prostitutes they’ll never see again.