What motivates someone to dedicate years of their life to learning one skill?

Ruth Alexander finds out what it takes to master a craft, the exacting standards one must meet, and why it's all worth it.

Sushi chef Eddie Chow tells us how it took more than ten years to achieve the title of 'master sushi chef', and the pain of getting there.

What does it take to become an illustrious master butcher in Germany? Claus Bobel explains the importance of tradition, and his daughter Yulia tells us why she's following in his footsteps.

And 'Lady of the Ham' Cati Gomez describes the process of becoming a cartadora, and why ham carving is getting more and more popular around the world.