Joseph Bruce Letteri ONZM (born 1957) is a senior visual effects artist who has won five Academy Awards, four BAFTA awards, and four VES awards. He is the current Senior Visual Effects Supervisor of the Academy Award-winning Wētā FX, joining the company in 2001. He has received several awards and nominations as visual effects supervisor, the latest (as of March 2023) being Avatar: The Way of Water, and previously for War for the Planet of the Apes. He attended Center High School (Pennsylvania) in 1975 and graduated from the University of California, Berkeley in 1981. He gave the keynote address at UC Berkeley's December Convocation on 19 December 2010.

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