A similar entry appears in the Wheel of Time Companion confirming the information available in the main story arc.
Author: Atarah al'Norahn
Aeman Senhold is a lord from Amadicia.
He fought during the Aiel War, at the Battle of the Shining Walls. No one could decide who was to have command of all the forces, so they decided to rotate command. Aeman was to have command on the eighth day, but the fighting ended after three.
(Reference: The World of Robert Jordan's "The Wheel of Time")