Muslim men and women.
If they are Islamic, they don't fly.
White skinned, brown skinned, yellow skinned; old, young, middle-aged; male, female, indeterminate.
If they are Islamic, they don't fly.
Even El Al doesn't take it that far.
But PROFILE. The Islamic part should be a first, after that we can start looking at other things as well.
If you fly a great deal go to a TSA office and let them do a background check on you and issue you a special fly card.