Before the assault, Ms. Logan said, she did not know about the levels of harassment and abuse that women in Egypt and other countries regularly experienced. “I would have paid more attention to it if I had had any sense of it,” she said. “When women are harassed and subjected to this in society, they’re denied an equal place in that society.
She didn't know because she didn't want to know the truth about Islam.
I think she most likely viewed herself as being immune. My guess is she figured they would not attack a leftist who is sympathetic to their Anti-American views.