Born in Turin in 1966, he attended the Photography Department of the Istituto Europeo di Design. After his studies, he started his career as a photographer, ranging from portraits and celebrity shots to the fields of beauty, fashion and advertising. His portfolio includes works for FIAT, Iveco, Lavazza, Chicco and Oréal. He studied and developed the image of various celebrities in showbusiness, such as Arturo Brachetti, Luciana Littizzetto, Subsonica, Fernanda Lessa, Antonella Elia, Neja. In recent years, he has extended his research to video language, both as a director and as a director of photography (he created the video for Alfonso di Levante). Ranzani is the author of the following publications: Ecce Femina (2000), 99 per Amnesty (2003), La Soglia. Vita, carcere e teatro, and Go 4 it/Universiadi 2007. He was the person of reference for the artistic group 4k in the project Torino Mosaico, and for the artistic group Dead Photo Working in the opening project of Luci d’Artista in Turin. He conceived and organised the international photography contest OPEN PICS for the Turin Book Fair. He is currently the President of AFIP Torino.