NEW YORK, NY.- Located in the Museums Lower Gallery, this exhibition of John Jonas Gruens portraits of notable artists, all of whom are represented in the Whitneys collection, has been extended to September 5, 2010. The exhibition is curated by Elisabeth Sussman. Writing in the volume of photographs from which this exhibition takes its title, art historian Justin Spring notes: John Jonas Gruen has made it his business to be in the right place at the right time. During his many years in Manhattan, Gruen critic, author, and keen cultural observer has moved with ease among dancers, musicians, playwrights, and poets. He seems, however, to have reserved a special interest in painters and sculptors. Through the years, Gruen has managed to capture many of them in his photographs. As a result, he has assembled a vast