Joan "Zeta" Zamora is a mixed media artist who came to the United States from Mexico at age eight. Her addresses have included Bell Gardens, Panorama City, Sun Valley, London, San Francisco, and East LA. She works in South Los Angeles as an Art Teacher.

Joan Z. earned a bachelor's degree from San Francisco State University with an emphasis in painting and photography. 

Joan "Zeta" Zamora's art has appeared in the television show Insecure(season 4, episode 8) and the film The American Society of Magical Negroes (2024). One of her Day of the Dead altars was featured in a web episode of PBS's Craft in America. She is also a teaching artist for Self Help Graphics & Art's Barrio Mobile Art Studio and Pacific Symphony's summer art camp, arts-x-press.