Professor of History of Criminal Organizations at the University of Middlebury (Vermont, USA), journalist and author of numerous volumes, including, La mafia explained to boys (2010) and Don’t call them heroes (2019) both published by Mondadori and – together to Peter Edwards – The end of honor. The last war of a boss who bloodied America published for Rai-Eri in 2018, Antonio Nicaso is recognized among the leading experts on mafia-type criminal phenomena at an international level.