Having announced a disastrously inadequate antiharassment policy for this year’s con (which the three of us will be attending), World Fantasy Con had a sudden rush of brains to the head and will revise it. Good for them.
ETA: I'm not the most enlightened dude in the world, but I do believe that if I were an sf writer, by now I would have done a scene where the Muslim scientist who gave us a major breakthrough laughs at a dumb American who wonders why she isn't wearing a veil.