A similar entry appears in the Wheel of Time Companion confirming the information available in the main story arc.
Author: Kyria d'Oreyn
(Reference: New Spring, Chapter 17)
"A merchant in dark gray wool who wore only a red-enameled circle pin for jewelry, Mistress Asher dropped her eyes whenever a sister glanced at her, but they had no interest in her. Her gray hair ensured that." (Moiraine; New Spring, Chapter 17)