Who knew that the SITAC conference is the art event in Mexico? The fourth International Symposium on Contemporary Art Theory proved to be a nonstop slew of private viewings and collectors’ parties complementing three long days in which a semiglittering array of art historians, theorists and critics slogged it out via an indefatigable (and often incomprehensible) translator. This year’s theme, chosen by artist Pablo Helguera, the symposium’s director and smooth host, was the relationship of art criticism to art history. Given the euphoric amnesia of most art magazines, this was a well-chosen