For thousands of years, people have engaged in ritualistic marking of the skin to identify themselves as a member of a tribe, of a lineage, of a mindset, or of a subculture. The ancient art of tattooing is a tradition we carry on to this day. While the past 10 years have seen no shortage of books about tattoos and tattooing, most are best described as “idea books.” Until now, none have profiled the world’s most renowned artists across a variety of styles.