One of the major challenges divorce parents face is how to communicate effectively post-split, without major arguments
If a fraternity is not about mutual respect, then they are not a fraternity. If a chapter doesn't honor cognitive dissonance, they're just another student group on campus, and likely one of the student groups you shouldn't want to associate with.
This study is betrayed by common sense and reality. If being around gay parents makes a child gay, then how does Walter Schumm explain the inconvenient fact that the vast majority of LGBT adults had heterosexual parents?