She's cramming with a Laurence Tribe hornbook for the next two weeks to try to find one.
"Miers' constitutional philosophy? No one knows what it is. She doesn't even know what it is."
The answer my friend is blowing in the wind. And it seems increasingly likely old Harriet, like O'Connor, will come down wherever the wind blows her on any particular case. There is no evidence whatsoever that she has any sort of philosophical underpinnings.