I suspect she has shown them what she wants to show them. I suspect she has a lot of raw data, not yet incorpoorated into her writings. Just a thought.
If she has stuff she doesn't want them to see, she wouldn't be keeping it on her "work" computer. Even in BYOD environments, company policy will dictate that they can monitor and interrogate any computer connected to their internal network. They don't need to hide it.