While consumption, environmentalism, sexuality, globalization and politics are enjoying their moment as the current hot buttons of the art world, one abstract that's managed to flourish without the pomp and noise is the contemporary diaspora -- a poetic term given to the upheaval and consequent relocation of people from one land to another. Basically, think of, well, any short story by Jhumpa Lahiri, and you'll find yourself with an excellent handle on the type of art that the Sundaram Tagore Gallery specializes in and advocates throughout its four locations.