Members of the Mark Morris Dance Group perform the world premiere of “Moon” at the Kennedy Center Eisenhower Theater, April 4, 2025 Stability is a thing of the past at the John F. Kennedy Center for the Performing Arts, which this past week fired its director of dance programming, Jane Raleigh, as well as two other full-time dance programmers, Mallory Miller and Malik Burnett. A few days later, the center announced its new dance director — a young Washington Ballet dancer named Stephen Nakagawa, who, according to the New York Times, sent a letter to the center’s president, Richard Grenell,...