A saboteur in the house of art and a comedienne in the house of art theory, Lawler has spent three decades documenting the secret life of art. Functioning as a kind of one-woman CSI unit, she has photographed pictures and objects in collectors' homes, in galleries, on the walls of auction houses, and off the walls, in museum storage.

Our culture now wonderfully, alchemically transforms images and history into artistic material. The possibilities seem endless and wide open.

Giant group events are distorting organisms: You can like and hate them in rapid succession.

Living and working for four decades in a Bologna apartment and studio he shared with his unwed sisters, Morandi painted little but bottles, boxes, jars, and vases. Yet like that of Chardin and the underappreciated William Nicholson, Morandi's work seems to slow down time and show you things you've never seen before.

If only we could persuade galleries to observe a fallow period in which, for two months every other year, new and old works of art could be sold in back rooms and all main galleries would be devoted to revisiting shows gone by.

Marlene Dumas is one of the two or three most successful female artists alive, if you judge by prices. I've never reviewed her work, because I find nothing in it to get excited about no matter how hard I look.

Those who love him love that he sells the most art; they take it as a point of faith that this proves Kinkade is the best. But his fans don't only rely on this supply-and-demand justification. They go back to values.