The sprawling Manhattan studio of the world's most famous—and most expensive—artist seems like an enchanted place, thanks to the million-dollar decor and a phalanx of assiduous attendants. But, as Jeff Koons reveals, making all that magic isn't easy
Written by Adam Rathe
Photographed by Jason Schmidt
The studio is full of surprises, like this model for Hulk (Organ), 2004–14, polychromed bronze and mixed media.