Azinger founded the Meeting of the Marked, a three-day tattoo convention, 30 years ago. Over the years, it has grown from not being welcome in some venues to hosting artists from all over the U.S ...

Lawa Piheg - also known by her Chinese name Ke Ju-lan - is the last living tribesperson in Taiwan with a traditional full face tattoo. She tells the BBC's Cindy Sui why tattooing faces was ...