Helguera studied engraving at ‘La Esmeralda’ National School of Painting, Sculpture, and Engraving.
He began his career as a political cartoonist in the newspaper El Día and later worked in La Jornada, as well as in the magazines’ El Chahuistle and El Chamuco, where he was also a co-editor. He served as host of the television program El Chamuco TV, produced by Canal 22, Canal Once, and TV UNAM.
He received the National Journalism Award in 1996 and 2002. In 2017 he also received the La Catrina recognition, by the Guadalajara International Book Fair.
President Andrés Manuel López Obrador lamented the death of the founder of La Jornada.