We presented many photographs of Obama one at a time, so people did not realize that what we were changing from one photograph to the next was whether we had artificially lightened or darkened his skin tone. So how is that possible? How could it
Mostramos muchas fotos de Obama, una a la vez, y la gente no se dio cuenta de que lo que cambiábamos de una foto a otra era que habíamos aclarado artificialmente u oscurecido el tono de su piel. ¿Cómo es esto