Cristóbal Martínez, PhD is from Alcalde, New Mexico and is of the Genizaro and Manito people from throughout northern New Mexico including Española, Abiquiu, Velarde, Pó t'síí pangeh, Embudo, and Dixon. Martínez is an artist, publishing scholar, and Professor of Expanded Arts at Arizona State University.

Martínez co-founded the artist-hacker ensemble Radio Healer in 2003; joined the internationally acclaimed indigenous interdisciplinary artist collective Postcommodity in 2009; and co-created with post-Mexican artist–composer Guillermo Galindo the experimental electronic music ensemble Red Culebra in 2018. Martínez has dedicated his practice to interdisciplinary collaboration in contemporary art and continues his work within these groups.

Martínez has exhibited nationally and internationally including at the Contour Biennial, the Adelaide International, the Biennale of Sydney, the Scottsdale Museum of Contemporary Art, the Whitney Biennial, Art in General, documenta14, the Carnegie International, the Walker Art Center, Desert X, the Art Institute of Chicago, the San Francisco Art Institute, LAXART, the Minneapolis Institute of Art, the Remai Modern Museum, Telematic, Southern Exposure, and Repellent Fence at the US/Mexico border.