Edgar Degas' Little Dancer Aged Fourteen is on display at the National Gallery of Art until Jan. 11. Collection of Mr. and Mrs. Paul Mellon/ Courtesy of the National Gallery hide caption

itoggle caption Collection of Mr. and Mrs. Paul Mellon/ Courtesy of the National Gallery

Alex Sharp stars as 15-year-old Christopher in the theater adaptation of Mark Haddon's 2003 novel, The Curious Incident of the Dog in the Night-Time. Courtesy of Joan Marcus hide caption

itoggle caption Courtesy of Joan Marcus

"The music's kind of oozing out of not just his hands, but his whole body," Boston Symphony managing director Mark Volpe says of the orchestra's new music director, Andris Nelsons. Marco Borggreve/Boston Symphony Orchestra hide caption

itoggle caption Marco Borggreve/Boston Symphony Orchestra

A worker unveils posters Tuesday for the coming season of New York's Metropolitan Opera. The Met's fall schedule could be in jeopardy if failed labor negotiations result in a lockout Friday. John Moore/Getty Images hide caption

itoggle caption John Moore/Getty Images

Bryn Terfel as Wotan in the Met's production of Wagner's Ring cycle, one of the productions that has been criticized by some as too costly. Ken Howard /Metropolitan Opera hide caption

itoggle caption Ken Howard /Metropolitan Opera

Glenn Dicterow joined the New York Philharmonic as its concertmaster in 1980. He has performed as its soloist every year since. Chris Lee/Courtesy of the artist hide caption

itoggle caption Chris Lee/Courtesy of the artist

Wigs play an especially important role in the drama Casa Valentina. The play features Reed Birney (standing) as Charlotte, one of several male characters who spend their weekends dressing and living as women. Matthew Murphy hide caption

itoggle caption Matthew Murphy