Even giving her the benefit of doubt on her professional competency...

She has an almost megalomaniac sense that she, and she alone, is suited to make determinations on big picture USA policy. She has tunnel vision on medical issues and medical regs, without any qualification, experience, or perspective on the big picture.

The army (and DoD in general) is not mandating vaccination to save the servicemembers, they're doing it to avoid operational disruption from rapidly spreading covid which would degrade training and readiness long-term. Especially in austere military working and living conditions.

Her training and role in the military is very stovepipe, and she's waaaay out of her lane.