Abby

Abby is a member of  Ordo Lebes. (Ch. 6, White Night)

Biography
Abby is the first to open the door when Harry and Murphy go to talk to the  Ordo Lebes group. She as a small Yorkshire terrier named, Toto. Abby seems to know what Harry and Murphy are going ot say half a second before they say it. Harry thinks she may be  prescient. 

Description
Harry describes Abby as  prettily plump, shorter than Murphy, mid-forties, maybe; blond hair, rosy, cherubic cheeks. She looked used to smiling. Abby seems to be a bit scatter-brained because of her  prescient abilities.