Karen Wilkin is an independent curator and art critic based in New York. A specialist in 20th-century modernism, she has written monographs on David Smith, Anthony Caro, Stuart David, Kenneth Noland, Helen Frankenthaler, Isaac Witkin, and Hans Hofmann, and organized exhibitions of their work internationally. Wilkin is the Contributing Editor for Art for the Hudson Review and a regular contributor to The New Criterion and The Wall Street Journal. She is a contributor to Rizzoli's Wayne Thiebaud, 2015. John Wilmerding is Sarofim Professor of American art, emeritus, at Princeton University. Formerly, he was Senior Curator and Deputy Director of the National Gallery of Art in Washington, D.C. He is currently chairman of the board of trustees of the National Gallery and a trustee of the Guggenheim Museum, among other prestigious museums. Recently, he was reappointed to the Committee for the Preservation of the White House by President Obama. A noted scholar of American art and cultural studies, he is author of several artist monographs, including books on Wayne Thiebaud, Richard Estes, Robert Indiana, Tom Wesselmann, and Roy Lichtenstein. J. D. "Sandy" McClatchy is an American poet and literary critic. He is editor of the Yale Review and president of The American Academy of Arts and Letters. He is recipient of the Pulitzer Prize for Poetry.