DEI in commercial aviation?
...not a good idea.
Former FAA test pilot Brett Vance of JetJockeys.tv and retired chiropractor/airline captain Kevin Stillwagon discuss Diversity, Equity, and Inclusion in commercial aviation. The entire 2 plus hour interview covering other issues including the illegally mandated covid shot is available at JetJockeys.tv.
There's no short cut from coming up from private pilot, instrument, and commercial. It's all the basics right there.
Because you mentioned whistle blowers having been threatened, I am aware of at least two whistle blowers for Boeing that have been suicided. It's a real thing.