Why was it so startling to find a photograph of Harriet Tubman as a young woman? Why did Elaine de Kooning stop painting after the assassination of John F. Kennedy? We offer a series of virtual visits to the National Portrait Gallery for all our listeners forced to hunker down during the coronavirus pandemic. Join museum director Kim Sajet as she chats with curators and educators about their favorite portraits and the remarkable stories behind the art, starting March 31.