“Straight, Gay, or Lying?” Male bisexuality is real.

What makes people gay? (An update)

Returning 10 years later to one of the most-read Boston Globe stories, we find new evidence that the answers lie in the womb.

The difference that jumps out at me right away is the new appreciation for “fluidity.” The binary view of male sexual orientation that dominated the field a decade ago has softened. Back then, there was real skepticism about men who reported being anything other than heterosexual or homosexual.