Guido Silvestri (born 9 December 1952 in Carpi"LUPO ALBERTO - MA E' VITA QUESTA? L'autore." La Repubblica. Retrieved on 4 February 2012.), known by his pen name Silver, is an Italian comic book creator. Silver began his comics career as an apprentice of Franco Bonvicini (Bonvi). Silver created the series Lupo Alberto,"A Milano una mostra per i 35 anni di Lupo Alberto ." La Stampa. 20 November 2009. Retrieved on 24 April 2011. which began in 1974.

References