She is a stocky Taraboner with beaded braids hanging well below her shoulders. She is 5'5 tall, with hazel eyes and pale brown hair. She tends to be aloof in public, but can laugh and tell jokes with close friends.
Among the ten ferrets, Bernaile is the third in hierarchy by strength and years of training.
Born in 919 NE, she goes to the White Tower in 936 NE. After seven years as a novice and nine as Accepted, she is raised Aes Sedai in 952 NE.
She has allied herself with the Salidar Aes Sedai and was one of the Rebel Spies sent to the White Tower to spread the rumor that the Red Ajah set Logain up as a False Dragon. Like the others, she was out of the Tower during the schism.