Robert Nyberg is an artist of cubist inspired comic strips for publications like Folket i Bild Kulturfront and Dagens Nyheter. His first album, 'Yngvar & Co', was published by Forum in 1988 and was followed by 'Lädervargen' in 1990 (Alfabeta). Since the mid-1980s, he has contributed to the union magazines Metallarbetaren and Kamratposten. He has cooperated with his brother Mikael Nyberg on several stories for among others Aftonbladet and Clarté. Among his series for Dagens Nyheter are 'Robbans Bollskola' and the guest series 'Snorvalpen'.