Book excerpt: Unlock the inner workings of the Russian mafia with this detailed guide to its infamous prison tattoos. Join former police officer turned journalist Mark Bullen as he presents a history of Russian-speaking organized crime gangs, their operations, and a complex culture of tattoo art. Included are more than 100 never-before-seen photos of tattoos from Russian and European police archives and 50 original tattoo drawings alongside an in-depth symbology covering everything from nationalist themes to punishment tattoos to female prison tattoos. Based on a law enforcement training program used around the world, this is the guide to understanding everything you could ever want to know about one of the world's most notorious criminal organizations through their notorious tattoo culture.