Her name indicates that probably she was from Tarabon. Tesien was born in 692 NE and went to the Tower in 705 NE. After five years as Novice and four as Accepted she was raised to the shawl in the year 714 NE. Her level of strength was 15(3).
Tesien joined the Black in the year 723 and with the Shadow support became the Highest in the year 832. She was part of the Black Ajah Supreme Council.