Perfect experiments are almost impossible to design, if ethics are to be considered and spending is to be kept within reasonable limits. The peer-review process should guard against hasty conclusions, but it involves fallible humans who are likely to be more open to findings that build on what’s gone before.
Gender roles matter to people like right-wing politician Vicky Hartzler, who has voted down legislation to address violence against women and whose efforts to restrict gay rights are thwarted by the idea that a woman can become a man and a man can become a woman. But they also matter to many trans activists, whose motives – when scrutinised – are every bit as homophobic.
He played a protector on TV but is alleged to have been a predator in real life … but are the differences between Bill Cosby and his creation Cliff Huxtable really so pronounced?