How do you value something like a painting? What makes one artist worth more than another? Who decides what is in vogue and why do they have so much power in the art world? Evan Davis presents a discussion on taste and value in the art world with a panel including the British artist Grayson Perry.

Guests:

Grayson Perry - Artist

Valeria Napoleone - Collector and Patron

Ralph Taylor - Director, UK Board Contemporary Art, Bonhams.