At the school cafeteria, Henaux overhears two Hens making fun of a classmate who has trichotillomania (hair pulling disorder). This form of body-focused repetitive behavior (BFRB) is characterized by an overwhelming urge to repeatedly pull out one’s own hair. Over time, this can cause noticeable hair loss or bald patches on the scalp or other places such as the eyebrows or eyelashes. The exact cause is unknown, but some individuals may engage in hair-pulling behavior to deal with negative or unc