His photo-collage portraits superimpose Latin American and European spiritual and artistic traditions, while mining the complex relationship between the observer and the observed in contemporary photography. His work is included in the several collections, including those of The Art Institute of Chicago; Museum of Fine Arts, Houston; Biblioteca Luis Ángel Arango, Bogotá; Fogg Museum, Cambridge, Massachusetts; Minneapolis Institute of Art, Minnesota; Kiyosato Museum of Photographic Arts, Japan; Smithsonian Institution, Washington, D.C.; and Los Angeles County Museum of Art.