Activist, director, TED Talks, she does it all. I think she may have been an actress at one point even.
I finally got a LoRA to work. I've made dozens and they all crapped out in one way or the other, this is my third attempt with Jenna and it all came together.
She works best from 0.6 to 0.9 in strength, the realistic-ish models perform better, but ymmv