Giuseppe Arlacchi, also known as Pino, is an Italian sociologist and is well known worldwide for his studies and essays about the Mafia. He represents the Democratic Party and is a member of the Socialists and Democrats parliamentary group since 2010.
On 1 September 1997, he was appointed Director-General of the United Nations Office at Vienna and Executive Director of the United Nations Drug Control Programme, with the rank of Under-Secretary-General. Currently, he is a full professor of sociology at the University of Sassari.