Nicholas Penny, senior curator of sculpture and decorative arts, National Gallery of Art, and Dylan Smith, Robert H. Smith Research Conservator, National Gallery of Art. Robert H. Smith has amassed one of the most important private collections of Renaissance sculptures in the world. The Smith collection includes bronzes by masters such as Antico, Giovanni Bologna, and Antonio Susini, as well as eye-catching works in ivory and boxwood. Nicholas Penny-in his last podcast as National Gallery of Art curator of sculpture and decorative arts before he assumes directorship of the National Gallery, London-talks to Robert H. Smith Research Conservator Dylan Smith about these beautiful works of art, their composition, and how they were made.