1. “Ecotopia”
At The International Center of Photography
A survey by 39 artists, devoted to the dysfunctional relationship between humans and their world (through January 7).
2. “Cézanne to Picasso: Ambroise Vollard, Patron of the Avant-Garde”
At the Metropolitan Museum of Art
The artists and their dealer—Ambroise Vollard, who took many artists from poverty to the pantheon—are celebrated here. Spend some extra time in front of the Van Gogh triptych, reassembled for the first time since Vollard showed it in 1897 (through January 7).
3. “Bob Dylan’s American Journey, 1956–1966”
At the Morgan Library and Museum
The Morgan takes a break from its usual classical-music focus to show off Dylan’s original scribblings for songs like “Gates of Eden” (through January 6).
4. “Mark Grotjahn”
At the Whitney Museum of American Art
This Los Angeles painter—a 2005 Whitney Biennial participant—expands upon his well-known pinwheel abstractions, taking over the museum’s ground floor (through January 7).