I think there is very little sexism that is
negative to women, in GA.
There are very few women flying GA. Accordingly, the women who are around tend to get the star treatment, and get every bit of leeway there is during training.
Most instructors fall over themselves to instruct a female student. One could argue they have an ulterior motive but so what? It's an advantage which I am sure the female community would like to hang on to
