HBS Cases: Customer Feedback Not on elBulli's Menu

HBS Cases: Customer Feedback Not on elBulli's Menu — HBS Working Knowledge: "He's been called 'the Salvador Dalí of the kitchen' for creations ranging from beetroot and yogurt ice-cream lollipops to a deconstructed Spanish omelet served in a parfait glass. Each year, some 2 million hopeful diners vie to be one of the fifty customers he serves each evening for the six months that elBulli, his restaurant, is open. The world is beating a path to Chef Ferran Adrià's door, but why?"